Contact control pen
Description
Claims
The ornamental design for a contact control pen, as shown and described.
Referenced Cited
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Patent History
Patent number: D688665
Type: Grant
Filed: May 10, 2011
Date of Patent: Aug 27, 2013
Inventor: Chao Kuang Huang (Taichung)
Primary Examiner: Austin Murphy
Application Number: 29/391,494
Type: Grant
Filed: May 10, 2011
Date of Patent: Aug 27, 2013
Inventor: Chao Kuang Huang (Taichung)
Primary Examiner: Austin Murphy
Application Number: 29/391,494
Classifications
Current U.S. Class:
Stylus (D14/411)