Mechanical pencil

Details Mechanical pencil Mechanical pencil

2001-05-23

2001-12-04

Holtje, Martie K. (Department: 2913)

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

CD19S050000, CD19S051000, CD19S056000

Design Patent

active

D0451547

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

REFERENCES:
patent: D. 368738 (1996-04-01), Osada et al.
patent: D. 421625 (2000-03-01), Oka
patent: D. 421770 (2000-03-01), Sasaki
patent: D. 444499 (2001-07-01), Nakazawa
patent: 1278147 (1918-09-01), Hess
patent: 2526268 (1950-10-01), Ferraud
patent: 2569286 (1951-09-01), Bunker
patent: 1060402 (2000-02-01), None

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