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23 results for ""Underwriters' Laboratories"".

Found in catalogs (38)

• Business Screen 1949. 1950 — page 72

  …Approved by Underwriters' Laboratories. With 8", separate speaker, only $495. ALL FILMOS ARE GUARANTEED FOR LIFE! During life of product, any defects in workman…

• Educational Screen 1957-1958 — page 1105

  …This is the special province of Underwriters' Laboratories, which tests for fire hazards under normal and abnormal conditions. In addition, the appliance is closely…

• See and Hear 1948 — page 301

  …Approved by Underwriters' Laboratories. With 8", separate speaker, only $495. ALL FILMOS ARE GUARANTEED FOR LIFE! During life of product, any defects in workman…

• Educational Screen 1948-1949 — page 539

  …jolts . . . plays anywhere on A.C. or D.C. without convertors. Underwriters' Laboratory approved. NATCO, 4401 W. North Ave. Chicago 39, Illinois January, 1949…

• Educational Screen 1948-1949 — page 701

  …jolts . . . plays anywhere on A.C. or D.C. without convertors. Underwriters' Laboratory approved. NATCO, 4401 W. North Ave. Chicago 39, Illinois May, 1949…

• Business Screen 1949. 1950 — page 299

  …jolts . . . plays anywhere on A.C. or D.C. without convertors. Underwriters' Laboratory approved. NATCO, 4401 W. North Avenue Chicago 39, Illinois f NUMBER…

• Business Screen 1949. 1950 — page 17

  …jolts . . . plays anywhere on A.C. or D.C. without convertors. Underwriters' Laboratory approved. NATCO, 4401 W. North Avenue Chicago 39, Illinois / M/l…

• Business Screen 1949. 1950 — page 247

  …jolts . . . plays anywhere on A.C. or D.C. without converters. Underwriters' Laboratory approved. NATCO, 4401 W. North Avenue Chicago 39, Illinois r MO…

• Educational Screen 1957-1958 — page 1104

  …to the mutual efforts of the audio- visual equipment manufacturers and Underwriters' Laboratories, Inc. This nationally known testing or- ganization, so familiar to the…

• Educational Screen 1948-1949 — page 305

  …size up to 1,000 watts. 2,000 ft. film capacity. Underwriters' Laboratory approved. 6 Meets all school needs . . . Silent or sound. AC or…

• Business Screen 1947.1948 — page 735

  …000 watts. 2,000 ft. film capacity. 2" F16 coated lens. Underwriters' Laboratory approved. .\a^^ WORLD-f FINEST IGmm. professional sound film projector NATCO…

• Business Screen 1949. 1950 — page 137

  …000 watts. 2,000 ft. film capacity. 2" F16 coated lens. Underwriters' Laboratory approved. NATCO. INC., 4401 W. NORTH AVE. CHICAGO 39. ILL. Genllem…

• Business Screen 1947.1948 — page 857

  …000 watts. 2,000 ft. him capacity. 2" F16 coated lens. Underwriters' Laboratory approved. ^dtco WOHID'S FINIfT 16iniii. professional sound film projector NATCO…

• Educational Screen 1936 — page 65

  …The Underwriters' Laboratories were estab- lished and are maintained by the National Board of Fire Underwriters for service and not for profit. This approval…

• Business Screen 1947.1948 — page 611

  …Ibt. • Total weight — 37 lbs. (Projector and Speaker in one cose) • Underwriter! Laboratories approved NATCO, INC. 505 N. SACRAMENTO BLVD., CHICAGO 12, ILL., DEPT…

• Educational Screen 1938 — page 185

  …Model "N" is equipped with F 1.65 Objective Lens and Pilot Light • Approved by the Underwriters laboratories • 12 inch Auditorium Speaker with extra…

• Educational Screen 1940 — page 120

  …DeVRY Proiecfoi Are Approved by the Underwriters' Laboratory DeVRY corporation 1111 AnkJITA#^E AlfC^llie /«LJI/«A/^/N III

• Business Screen 1938 — page 367

  …Com- bined weight, 91 pounds . . .\ppro>ed b> Underwriter?' Laboratories . . -|B5\1 iiiiiiiiiiiiuiiiiiiiiiiiiiiiiiiiiiiiiiiiiniiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii^ i Filraosound "Audltoriura" Synchronized change-over of reels Capacity. 1600 feet…

• See and Hear 1947,1948 — page 278

  Announcing NEW MODEL 63LIVI Underwriters' Laboratories Listed • Push-pull Miniature Tube Amplifier • New Low Price Write for com- plete details and name of author…

• Educational Screen 1923 — page 285

  …It is just because the mere mechan- The Magazine ia Removable and is carried within the case Approved by the Underwriters' Laboratories Ike. BEACON…

• See and Hear 1947,1948 — page 391

  …Annoiincin NEW MODEL 63LM • Underwriters' laboratories Listed • Push-pull Miniature Tube Amplifier • New Low Price Write for com- plefe detoilsand name of author- ized…

• See and Hear 1947,1948 — page 347

  …Announcing NEW MODEL 63LIVI Underwriters' laboratories listed • Push-pull Miniature Tube Amplifier • New tow Price *225 Write for com- plete details and name of…

• Educational Screen 1948-1949 — page 409

  …C. 105-120 Volt op- eration. Push-pull miniature tube amplifier. Underwriters' Laboratories listed. "leppp vnuo nvKC Aun papc nu ilshvif — umitp " October, 1948…

• Educational Screen 1944-45 — page 336

  …They are approved by Underwriters' Laboratories. Safe. • You get the same high-quality ma- terials, the same craftsmanship, the same meticulous skill required for…

• Business Screen 1947.1948 — page 766

  …C. 105-120 Volt op- eration. Push-pull miniature lube amplifier. Underwriters' Laboratories listed. Above; Improved features mark the ap ftearance of the new…

• Educational Screen 1948-1949 — page 349

  …C. 105-120 Volt op- eration. Push-pull miniature tube amplifier. Underwriters' Laboratories listed. K^^P VnUP PVFB AND PAItS ON MDVIF - UITP " September…

• Business Screen 1963,1964 — page 416

  …Sets up ready for projection in just six seconds from floor to show. ^ U L -Mpijroved Electrol Screen + Underwriters' Laboratory ap- proval to the…

• Educational Screen 1948-1949 — page 645

  …pull miniature tube amplifier. Reel arm capacity, 2000 ft. Standard equipment. Underwriters' Laboratories listed. "iceep vnijo pvpc Aun papq nu imnviP — miiTP " March, 1949…

• Business Screen 1938 — page 68

  …PrefocuMcd Exciter Lamp—Cannot be inserted wrong, requires no adjustment \pprt>*al'AII Amprosound ModeU •« approved by UNDERWRITERS' LABORATORIES. Ucen««— Licensed under Western Electric…

• Business Screen 1947.1948 — page 820

  …D.C. 105120 Volt op- oration. Push-pull miniature tube amplifier. Underwriters' Laboratories listed. SlKWART S: .Stkxknsox Skrmcis hiiill Ihe new porlnhle studio shown…

• Business Screen 1947.1948 — page 587

  …Announcing NEW MODEL 63LM Underwriters' laboratories listed • Push-pull Miniature Tube Amplifier • New Low Price Write for com- plete details. See your industrial film…

• Business Screen 1938 — page 66

  …completed by Castle Films. Visit to Ver- mont Marble plant, etc. UNDERWRITERS LABORATORY: Sound film explaining tests, scientific background of Under- writers famous testing…

• Educational Screen 1951,1952,1953 — page 209

  …Danger Sleuths (IVi reels)— "This Is America" short showing the scien- tific testing work of the Underwriters' Laboratories to safeguard the Ameri- can consumer…

• Business Screen 1939 — page 291

  …Approved by Underwriters' Laboratories. Filmo "Diplomat" Capacity, 400-feet, 750-wat(, 100-voll lamp illumination. Wholly gear-driven, with gear- driven power rewind. B…

• Educational Screen 1957-1958 — page 1288

  …230, 280, 566 Underwriters' Laboratories 466 U. S. Air Force _ 55s U. S. Bureau of Mines films .IZ! 153 U. S. Office of Education…

• Business Screen 1947.1948 — page 652

  …DaLite.) Announcing.., NEW MODEL 63L1V\ Underwriters' laboratories Listed • Push-pull Miniature Tube Amplifier Nev/ low Price Writt for com- pUl* delalli. See your Induitrlol…

• Business Screen 1970 — page 730

  …Design For Tomorrow (Santa Fe Railroad); Diane Keogh in London (Sears Roebuck & Co.); Fire- man's Safrtv (Underwriter Laboratori's): Moving Unseen Energy (Gulf…

• Business Screen 1938 — page 366

  …A two case unit . . .4ppro^ed by the Underwriters' Laboratories . . Licensed under Western Electric and R.C.A. patents . . Listed under Fair Trade Agreement…