Punch device

Details Punch device Punch device

2007-05-01

2007-05-01

Albert, Elizabeth A. (Department: 2913)

Office supplies; artists and teachers materials

Office equipment not elsewhere specified

Perforating or cutting

Design Patent

active

29243628

CLAIM:
The ornamental design for a punch device, as shown and described.

REFERENCES:
patent: 2244660 (1941-06-01), Carpenter
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patent: D425548 (2000-05-01), Rellinger
patent: 6109155 (2000-08-01), Huang
patent: D445832 (2001-07-01), Chan
patent: D468360 (2003-01-01), Chen
patent: D469461 (2003-01-01), Gstalder
patent: 6786395 (2004-09-01), Lin
patent: 6925921 (2005-08-01), Lee
patent: 7011009 (2006-03-01), Tomich
patent: 2002/0157517 (2002-10-01), Huang

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