Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent
1980-06-03
1983-02-08
Holtje, Nelson C.
Photography and optical equipment
Projector or viewer
With provision for transparency magazine
D1601
Patent
active
D02678845
REFERENCES:
patent: D251975 (1979-05-01), Kramer
patent: D253475 (1979-11-01), Kramer
Hi-Fi Stereo Review, 4/68, p. 82, Leica.COPYRGT. Camera at right.
Leica Brochure, 1/79, front cover, Leica R3-MOT Camera.
Rolleiflex Brochure, 7/78, front cover, Camera SL-35-E.
Janke Heinrich
Uellenberg Hans-Kurt
Ernst Leitz Wetzlar GmbH
Holtje Nelson C.
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