Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent
1985-08-09
1988-05-03
Holtje, Nelson C.
Photography and optical equipment
Projector or viewer
With provision for transparency magazine
Patent
active
D02955300
REFERENCES:
patent: D220923 (1971-06-01), Blomgren
patent: D278246 (1985-04-01), Masaki
patent: D280634 (1985-09-01), Imada
patent: D285209 (1986-08-01), Kosako
patent: 4364656 (1982-12-01), Yanagawa
patent: 4490035 (1984-12-01), Sugiura
patent: 4571053 (1986-02-01), Kasama
patent: 4598993 (1986-07-01), Mizutani
Canon PC-10/20 Brochure--3/83--rear cover--P.C. copiers at left.
Canon Brochure--"A Commitment to Copying Excellence--5/84--rear cover Copiers at left.
Masaki Nobuo
Sekine Eiko
Canon Kabushiki Kaisha
Holtje Nelson C.
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