Photography and optical equipment – Photographic accessory – Screen or element thereof
Patent
1993-06-02
1995-04-18
Wallace, Terry A.
Photography and optical equipment
Photographic accessory
Screen or element thereof
Patent
active
D03574920
REFERENCES:
patent: D323338 (1992-01-01), Court
patent: 567495 (1896-09-01), Naef
patent: 3867019 (1975-02-01), Eyerman
patent: 4323301 (1982-04-01), Spector
patent: 4460946 (1984-07-01), Tinz
patent: 4723327 (1988-02-01), Smith
Aronovich Adir
Lastolite Ltd.
Wallace Terry A.
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