Pencil sharpener

Details Pencil sharpener Pencil sharpener

2002-12-13

2004-04-27

Holtje, Martie K. (Department: 2913)

Office supplies; artists and teachers materials

Office equipment not elsewhere specified

Perforating or cutting

Design Patent

active

D0489094

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

REFERENCES:
patent: 2520020 (1950-08-01), Sollosy et al.
patent: 2642044 (1953-06-01), Mussguller
patent: 3099253 (1963-07-01), Taylor
patent: 3229670 (1966-01-01), Mourra
patent: D243764 (1977-03-01), Mobius
patent: 4248283 (1981-02-01), Kaye
patent: 4961451 (1990-10-01), Bucci
patent: D418874 (2000-01-01), Shapiro

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