Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent
1985-04-22
1987-07-28
Holtje, Nelson C.
Photography and optical equipment
Projector or viewer
With provision for transparency magazine
D16 1
Patent
active
D02910900
REFERENCES:
patent: D221025 (1971-06-01), Fukuda
patent: D271880 (1983-12-01), Agou
patent: D271881 (1983-12-01), Kato
patent: D279573 (1985-07-01), Agou
patent: D284579 (1986-07-01), Io
patent: 4557574 (1985-12-01), Kohno
patent: 4589747 (1986-05-01), Nakayama
Popular Photography-6/83-p. 73-Camera at center.
Modern Photography-10/84-p. 77-Camera at top-right.
Popular Photography-11/84-p. 72, Camera at left.
Ago Nobuhiro
Tsuboi Takayuki
Canon Kabushiki Kaisha
Holtje Nelson C.
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