Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent
1985-05-30
1987-12-22
Holtje, Nelson C.
Photography and optical equipment
Projector or viewer
With provision for transparency magazine
D16 1
Patent
active
D02933250
REFERENCES:
patent: D223409 (1972-04-01), Fukuda
patent: D271881 (1983-12-01), Kato
patent: D284579 (1986-07-01), Io
patent: 4589747 (1986-05-01), Nakayama
Modern Photography--10/84-p. 77--Cameras at right.
Popular Photography--6/83-p. 73--Cameras at top.
Ricoh Flyer--1983--FF3-AF Camera.
Holtje Nelson C.
Ricoh & Company, Ltd.
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