Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent
1984-12-13
1986-11-18
Holtje, Nelson C.
Photography and optical equipment
Projector or viewer
With provision for transparency magazine
Patent
active
D02867850
REFERENCES:
patent: D231129 (1974-04-01), Case
patent: D265656 (1982-08-01), Matsushima
patent: D278152 (1985-03-01), Hara
patent: D280104 (1985-08-01), Sutoh
patent: D280205 (1985-08-01), Okuyama
patent: D280632 (1985-09-01), Nakade
patent: D280633 (1985-09-01), Saito
U.S. Pat. No. Des. 270,452 "Electrophotographic Copying Machine" patented Sep. 6, 1983.
Catalogue of Fuji Xerox 3970.
Japanese Design Registration No. 578513 "Electronic Copying Machine" patented Jun. 8, 1982.
Hara Kunio
Okuyama Tooru
Holtje Nelson C.
Kabushiki Kaisha Toshiba
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