Writing instrument

Details Writing instrument Writing instrument

1997-05-01

1998-07-14

Thompson, Martie

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 47, D19 55, D19 51, 1906

Patent

active

D03960579

REFERENCES:
patent: D31670 (1899-10-01), Oberbeck
patent: D163787 (1951-07-01), Blockert et al.
patent: D240817 (1976-08-01), Funahashi
patent: D265212 (1982-06-01), Spiegel
patent: D269357 (1983-06-01), Jagger
patent: D370234 (1996-05-01), Johnson
patent: D379227 (1997-05-01), Rosen
patent: 2181202 (1939-11-01), Prain

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