Ballpoint pen

Details Ballpoint pen Ballpoint pen

1980-06-09

1982-08-31

Word, George P.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 46, D1906

Patent

active

D02660075

REFERENCES:
patent: D11540 (1879-12-01), Gerow
patent: D240947 (1976-08-01), Pompel
patent: D260020 (1981-07-01), Dubois et al.
patent: 857104 (1907-06-01), Parker, Jr.

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