Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent
1985-07-15
1988-04-19
Holtje, Nelson C.
Photography and optical equipment
Projector or viewer
With provision for transparency magazine
Patent
active
D02952858
REFERENCES:
patent: D200129 (1965-01-01), Plantholt
patent: D280629 (1985-09-01), Goto
patent: D280630 (1985-09-01), Kadota
patent: 3602639 (1971-08-01), Alden
patent: 4124289 (1978-11-01), Miyata
Xerox 1020 Marathon Copier (Flyer)-5/84-cover-copier.
The Office-7/85, p. 76-Copier at top.
Holtje Nelson C.
Sharp Corporation
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