Switch of ratchet wheel
Description
Claims
The ornamental design for a switch of ratchet wheel, as shown and described.
Referenced Cited
Patent History
Patent number: D554453
Type: Grant
Filed: Jun 27, 2006
Date of Patent: Nov 6, 2007
Inventor: Chih-Ching Hsieh (Taipei, Taichung)
Primary Examiner: Raphael Barkai
Assistant Examiner: Randall H Gholson
Application Number: 29/262,056
Type: Grant
Filed: Jun 27, 2006
Date of Patent: Nov 6, 2007
Inventor: Chih-Ching Hsieh (Taipei, Taichung)
Primary Examiner: Raphael Barkai
Assistant Examiner: Randall H Gholson
Application Number: 29/262,056
Classifications
Current U.S. Class:
D8/25