Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent
1981-06-16
1983-09-13
Holtje, Nelson C.
Photography and optical equipment
Projector or viewer
With provision for transparency magazine
D1603
Patent
active
D02705419
REFERENCES:
patent: D219406 (1970-12-01), Zimmerman
patent: D222298 (1971-10-01), Ishii
patent: D257984 (1981-01-01), Kurozumi
patent: D264345 (1982-05-01), Masaki
patent: D266169 (1982-09-01), Yasutani
patent: D266254 (1982-09-01), Horikoshi
patent: 3672762 (1972-06-01), Suzuki
patent: 4334761 (1982-06-01), Saito
Catalogue of Canon NP200-J Electronic Copying Machine.
Catalogue of Cybernet Copy Machine.
Holtje Nelson C.
Tokyo Shibaura Denki Kabushiki Kaisha
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