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Load current pulse control devices
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Patent number 4,164,686
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Issue date Aug 14, 1979
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Ponder & Best Inc.
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Zoltan Vital
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Zoom lens
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Patent number 3,975,089
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Issue date Aug 17, 1976
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Ponder & Best, Inc.
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Ellis I. Betensky
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G02 - OPTICS
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Telephoto lens
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Patent number 3,942,876
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Issue date Mar 9, 1976
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Ponder & Best, Inc.
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Ellis I. Betensky
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G02 - OPTICS
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-
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73113524 - COMPLETE LIGHT MACHINE
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Serial number 73113524
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Registration number 1128530
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Filing date Jan 24, 1977
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PONDER & BEST, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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73113262 - SERIES 1
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Serial number 73113262
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Registration number 1083251
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Filing date Jan 21, 1977
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PONDER & BEST, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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73109490 - DIOPTIC
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Serial number 73109490
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Registration number 1119535
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Filing date Dec 13, 1976
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PONDER & BEST, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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73043904 - TX
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Serial number 73043904
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Registration number 1028537
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Filing date Feb 10, 1975
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PONDER & BEST, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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73038567 - VIVITAR SERIES 1
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Serial number 73038567
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Registration number 1042739
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Filing date Dec 2, 1974
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PONDER & BEST, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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73032754 - VIVITAR
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Serial number 73032754
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Registration number 1022555
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Filing date Sep 23, 1974
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PONDER & BEST, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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73017923 - POINT'N SHOOT
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Serial number 73017923
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Registration number 1017331
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Filing date Apr 4, 1974
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PONDER & BEST, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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72411228 - VIVITAR
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Serial number 72411228
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Registration number 984454
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Filing date Dec 27, 1971
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PONDER & BEST, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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72228273 - VIVITAR
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Serial number 72228273
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Registration number 808478
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Filing date Sep 21, 1965
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PONDER & BEST
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1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry