Pen

Details Pen Pen

1981-02-27

1983-01-18

Word, George P.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 46, D1906

Patent

active

D02676540

REFERENCES:
patent: D185331 (1959-05-01), Tannenbaum
patent: D190700 (1961-06-01), Cline
patent: D201734 (1965-07-01), Derenski
patent: D234636 (1977-03-01), Burgard, Jr.
patent: D258911 (1981-04-01), Sandel
patent: 3961852 (1976-06-01), Parry

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