Pencil sharpener

Details Pencil sharpener Pencil sharpener

2005-04-19

2005-04-19

Holtje, Martie K. (Department: 2913)

Office supplies; artists and teachers materials

Office equipment not elsewhere specified

Perforating or cutting

CD19S082000, CD19S097000

Design Patent

active

D0504156

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

REFERENCES:
patent: D193457 (1962-08-01), Fleming
patent: 3980113 (1976-09-01), Birdsall
patent: 4519099 (1985-05-01), Kamiya et al.
patent: 5161261 (1992-11-01), Kamata
patent: D340319 (1993-10-01), Kamata
patent: D353026 (1994-11-01), Kamata
patent: D355731 (1995-02-01), Gingras
patent: D388828 (1998-01-01), Robinson et al.
patent: D430214 (2000-08-01), Palmer

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