Writing instrument

Details Writing instrument Writing instrument

1998-09-11

1999-09-21

Holtje, Martie K.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 43, D19 51, D19 55, D19 56, D19 57, 1906

Patent

active

D04142020

REFERENCES:
patent: D124230 (1940-12-01), Dreyfuss
patent: D294281 (1988-02-01), Song
patent: D324238 (1992-02-01), Nitta
patent: D378761 (1997-04-01), Sekine
patent: D395672 (1998-06-01), Navarro
patent: 3246875 (1966-04-01), Hart
patent: 4371278 (1983-02-01), Joo

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