Copying machine

Details Copying machine Copying machine

1980-08-04

1982-10-05

Holtje, Nelson C.

Photography and optical equipment

Projector or viewer

With provision for transparency magazine

D1603

Patent

active

D02664313

REFERENCES:
patent: D200129 (1965-01-01), Plantholt
patent: D218199 (1970-07-01), Del Vecchio
patent: D218855 (1970-09-01), Noyes
patent: D224754 (1972-09-01), Zinni
patent: D227600 (1973-07-01), Noyes
patent: 3602639 (1971-08-01), Alden

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