Writing instrument

Details Writing instrument Writing instrument

1997-03-20

1998-09-08

Holtje, Martie K.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 46, D19 49, D19 56, 1906

Patent

active

D03980251

REFERENCES:
patent: D206918 (1967-02-01), Seeman
patent: D218862 (1970-09-01), Sherman
patent: D222597 (1971-11-01), Feuer
patent: D261009 (1981-09-01), Gomez
patent: D324543 (1992-03-01), Poisson
patent: D338915 (1993-08-01), Willat
patent: D342277 (1993-12-01), Yoshinaga et al.
patent: D352736 (1994-11-01), Covington et al.
patent: D376619 (1996-12-01), Chang

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