Writing instrument

Details Writing instrument Writing instrument

1993-04-08

1994-11-08

Thompson, Martie

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 48, D19 56

Patent

active

D03523110

REFERENCES:
patent: D178924 (1956-10-01), Kahn
patent: D191185 (1961-08-01), Burnham
patent: D267655 (1983-01-01), Verona
patent: D286893 (1986-11-01), Regnault
patent: D328611 (1992-08-01), Longarzo
patent: D339162 (1993-09-01), Verhaegue

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