Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent
1980-07-31
1982-09-28
Holtje, Nelson C.
Photography and optical equipment
Projector or viewer
With provision for transparency magazine
D1601
Patent
active
D02663309
REFERENCES:
patent: D181682 (1957-12-01), Stein
patent: D205323 (1966-07-01), Claar
patent: D247852 (1978-05-01), Fukuda
patent: 4299465 (1981-11-01), Chan
Minolta Contact Sheet #19-f/w 1979-Camera at upper left of bottom half of cover.
Rubner Karl-Heinz
Schultes Herbert
Agfa-Gevaert AG
Holtje Nelson C.
Striker Michael J.
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