Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent
1981-02-11
1983-02-15
Holtje, Nelson C.
Photography and optical equipment
Projector or viewer
With provision for transparency magazine
D1601
Patent
active
D02679558
REFERENCES:
patent: D253475 (1979-11-01), Kramer
patent: D263310 (1982-03-01), Kato
patent: 3094911 (1963-06-01), Reiche
patent: 3999194 (1976-12-01), Imura
patent: 4137539 (1979-01-01), Maitani
Miranda FM-Brochure-Pre 1977-Camera on front.
Olympus OM-10 Brochure-8/79-Camera on p. 5.
Holtje Nelson C.
Ricoh & Company, Ltd.
Shoup Guy W.
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