Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent
1982-08-25
1985-04-09
Holtje, Nelson C.
Photography and optical equipment
Projector or viewer
With provision for transparency magazine
Patent
active
D02783460
REFERENCES:
patent: D251912 (1979-05-01), Nakade
patent: D264345 (1982-05-01), Masaki
patent: D265656 (1982-08-01), Matsushima
patent: D266253 (1982-09-01), Horikoshi
patent: D269274 (1983-06-01), Hofland
patent: 4204668 (1980-05-01), Yanagana
Toshiba (Flyer) Model BD 3503-12/1/80--Copier on front cover.
Toshiba (Flyer) Model BD 7501-12/1/80--Copier on front cover.
Goto Tetsuya
Saito Yasuhiro
Umino Toshio
Holtje Nelson C.
Ricoh & Company, Ltd.
Shoup Guy W.
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