Ballpoint pen

Details Ballpoint pen Ballpoint pen

1996-03-29

1997-03-25

Thompson, Martie

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 51, D19 55, D19 56

Patent

active

D03786013

REFERENCES:
patent: D269189 (1983-05-01), Sakaoka
patent: D338038 (1993-08-01), Oka
patent: D355673 (1995-02-01), Takahashi
patent: D356598 (1995-03-01), Thompson
patent: D358842 (1995-05-01), Shiau
patent: D363084 (1995-10-01), Hollington
patent: D364424 (1995-11-01), Shimizu
patent: D366498 (1996-01-01), Abe
patent: D367076 (1996-02-01), Gacia
patent: D368738 (1996-04-01), Osada

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