Writing instrument

Details Writing instrument Writing instrument

1994-12-14

1995-11-21

Thompson, Martie

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 55, D19 56

Patent

active

D03644243

REFERENCES:
patent: D89339 (1933-02-01), Hale
patent: D93133 (1934-08-01), Robbins
patent: D146215 (1947-01-01), Florman
patent: D269445 (1983-06-01), Kruckel et al.
patent: D327621 (1992-07-01), Heller
patent: D335140 (1993-04-01), Walker
patent: D338039 (1993-08-01), Takahashi
patent: D338915 (1993-08-01), Willat
patent: D353619 (1994-12-01), Kneller
patent: D355673 (1995-02-01), Takahashi
patent: 4123179 (1978-10-01), Pacheco

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