Photography and optical equipment – Photographic accessory – Screen or element thereof
Patent
1986-11-03
1990-09-11
Holtje, Nelson C.
Photography and optical equipment
Photographic accessory
Screen or element thereof
Patent
active
D03105350
REFERENCES:
patent: D261149 (1981-10-01), Brooksby et al.
patent: 3041032 (1962-06-01), Wilcox
patent: 3136211 (1964-06-01), Wretlind
patent: 4364635 (1982-12-01), Stief
Mirror Screen, Motion Picture Screen Co., 1909.
Barrett William H.
Gregory Joseph A.
Mohr Lisa M.
Schaum David L.
Clark George E.
Holtje Nelson C.
International Business Machines - Corporation
Moore J. D.
Veynar Caron D.
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