Ball point pen

Details Ball point pen Ball point pen

1997-05-12

1998-07-14

Thompson, Martie

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 55, D19 56, 1906

Patent

active

D03960587

REFERENCES:
patent: D313246 (1990-12-01), Porsche
patent: D318879 (1991-08-01), Porsche
patent: D355673 (1995-02-01), Takahashi
patent: D356598 (1995-03-01), Thompson et al.
patent: D363084 (1995-10-01), Hollington
patent: D364424 (1995-11-01), Shimizu
patent: D367076 (1996-02-01), Gacia
patent: D368738 (1996-04-01), Osada et al.
patent: D375525 (1996-11-01), Gacia

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