Ball point pen

Details Ball point pen Ball point pen

1993-02-01

1994-10-11

Thompson, Martie

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 49, D19 50, D19 56

Patent

active

D03514161

REFERENCES:
patent: D169307 (1953-04-01), Ferber
patent: D189170 (1960-11-01), Lovejoy
patent: D216490 (1970-01-01), Wakai
patent: D294263 (1988-02-01), Rodgers et al.
patent: D308396 (1990-06-01), Sekiguchi
patent: D334589 (1993-04-01), Shike et al.
patent: D338038 (1993-08-01), Oka et al.
patent: 2751700 (1956-06-01), Danjczek

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