Book cover

Details Book cover Book cover

1985-03-21

1988-04-19

Herrmann, Winifred E.

Office supplies; artists and teachers materials

Book, album or cover

Patent

active

D02952904

REFERENCES:
patent: 195248 (1877-09-01), Austin
patent: 1731996 (1929-10-01), Appelbaum
patent: 1920533 (1933-08-01), Strauss
patent: 1940733 (1933-12-01), Seelman, Jr.
patent: 2523129 (1950-09-01), Maier
patent: 3142495 (1964-07-01), Lu
patent: 4412692 (1983-11-01), Williams

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