Dual-tip marker

Details Dual-tip marker Dual-tip marker

2008-07-01

2008-07-01

Albert, Elizabeth A (Department: 2913)

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Plural or combined

Design Patent

active

D0572306

CLAIM:
The ornamental design for a dual-tip marker, as shown and described.

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patent: D540381 (2007-04-01), Qiu
patent: D546882 (2007-07-01), Qiu
Qiu, Z., et al., U.S. Appl. No. 29/277,078, filed Feb. 13, 2007.

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