Assignee
DRWIEGA BOHDAN
3 granted patents·4 citations·filing 1976–1984
Technology mixG03B3
Top patents by PatentIndex Score
3 records- 0131US4076401AArrangement and method for the storage of lantern slides and projector for viewing thereofDRWIEGA BOHDAN·Filed 1976·Granted Feb 28, 1978·2 cites·2 claims
- 0227US4456350AArrangement for the viewing projection of framed slidesDRWIEGA BOHDAN·Filed 1982·Granted Jun 26, 1984·2 cites·1 claims
- 0319US4650303AProjection apparatus for photographic transparencies and a device apparatus for storing transparencies to be projected with the apparatusDRWIEGA BOHDAN·Filed 1984·Granted Mar 17, 1987·0 cites·28 claims
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