Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent
1985-06-24
1988-04-12
Holtje, Nelson C.
Photography and optical equipment
Projector or viewer
With provision for transparency magazine
D16 6
Patent
active
D02951835
REFERENCES:
patent: D279574 (1985-07-01), Conner
patent: 3959805 (1976-05-01), Blinow
patent: 4331404 (1982-05-01), Johnson
patent: 4452520 (1984-06-01), Kaplan
patent: 4464497 (1987-05-01), Johnson
patent: 4542967 (1985-09-01), Costa
patent: 4545661 (1985-10-01), Hamaguchi
patent: 4559204 (1987-04-01), Launie
Johnson Bruce K.
Whiteside George D.
Holtje Nelson C.
Payne Leslie J.
Polaroid Corporation
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