Writing instrument

Details Writing instrument Writing instrument

1999-12-15

2000-10-03

Holtje, Martie K.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 51, D19 55, D19 56, 1906

Patent

active

D04315995

REFERENCES:
patent: D324238 (1992-02-01), Nitta
patent: D330046 (1992-10-01), Cuadrado
patent: 360298 (1887-03-01), Hewitt
patent: D368738 (1996-04-01), Osada et al.
patent: D388825 (1998-01-01), Kouda
patent: D397150 (1998-08-01), Izushima
patent: D401967 (1998-12-01), Tam
patent: D418163 (1999-12-01), Rosen
patent: D421052 (2000-02-01), Yazawa

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