Pencil sharpener

Details Pencil sharpener Pencil sharpener

2005-03-15

2005-03-15

Holtje, Martie K. (Department: 2913)

Office supplies; artists and teachers materials

Office equipment not elsewhere specified

Perforating or cutting

Design Patent

active

D0502965

CLAIM:
The ornamental design for a pencil sharpener, as shown.

REFERENCES:
patent: 1451163 (1923-04-01), Hope
patent: D107640 (1937-12-01), Dquinzio
patent: 2502177 (1950-03-01), Sigman
patent: D420390 (2000-02-01), Donaldson
patent: 6092293 (2000-07-01), Donaldson
patent: 6279237 (2001-08-01), Luttgens
patent: 6494638 (2002-12-01), Donaldson
patent: 6571480 (2003-06-01), Qiu
patent: D494222 (2004-08-01), Berry

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