Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent
1975-01-27
1977-01-11
Stearman, Joel
Photography and optical equipment
Projector or viewer
With provision for transparency magazine
D1604
Patent
active
D02430088
REFERENCES:
patent: D224665 (1972-08-01), Hoffman
patent: D228956 (1973-10-01), Sakuma et al.
patent: 3237516 (1966-03-01), Shearer et al.
The Office, June 1973, p. 90, "GAF" copier at lower left corner of page.
Patla Jacob W.
Smith Craig A.
Smith Wayne R.
Tinz Wolfgang H.
Rademaker C. A.
Ralabate James J.
Stearman Joel
Xerox Corporation
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