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Morris Schwartz: Sound slide. Kalart Victor Corporation, Hane Sullivan & Spiecens, March 29, 1977: US04014604 (15 worldwide citation)

There is disclosed sound slide assemblages which comprise a generally rectangular body incorporating an image bearing portion and a magnetic sound track portion. The image bearing portion is adapted to receive either a mounted or unmounted transparency. The sound track portion is contiguous to the i ...


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Morris Schwartz: Sound slide. Kalart Victor Corporation, Hane Roberts Spiecens & Cohen, July 25, 1978: US04102569 (12 worldwide citation)

There is disclosed sound slide assemblages which comprise a generally rectangular body incorporating an image bearing portion and a magnetic sound track portion. The image bearing portion is adapted to receive either a mounted or unmounted transparency. The sound track portion is contiguous to the i ...


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Morris Schwartz, Edward K Kaprelian: Video conversion kit for projectors. October 6, 1987: US04698683 (11 worldwide citation)

A kit for converting a conventional slide or motion picture projector to a closed circuit television device primarily for classroom, seminar and home entertainment use, consisting of two main modules: a new lamp which substitutes for the normal projection lamp, and a lens-video camera combination wh ...


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Morris Schwartz, Lynn Jaquish: Substitute lamp module for projectors. Morris Schwartz, November 27, 1990: US04973884 (1 worldwide citation)

A low light level lamp module for slide projectors is provided as a substitute for the normal lamp module using high-wattage, high-brightness lamps to permit using the projector with a conversion kit which allows the slides to be viewed on a video receiver.


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