Writing instrument

Details Writing instrument Writing instrument

1992-08-21

1998-02-24

Thompson, Martie

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 43, D19 57, 1906

Patent

active

D03911535

REFERENCES:
patent: D57397 (1921-03-01), Taussig
patent: D253060 (1979-10-01), Itoh
patent: D256136 (1980-07-01), Muller
patent: D269189 (1983-05-01), Sakaoka
patent: D303990 (1989-10-01), Petterson
patent: D307034 (1990-04-01), Petterson
patent: D310542 (1990-09-01), Regnault
patent: 4844642 (1989-07-01), Inaba et al.
patent: 5066156 (1991-11-01), Petrillo et al.
Jacobs Gardner Office Products .COPYRGT.1988. See p. 576, item B upper left center.

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