Switch of a ratchet spanner
Description
Claims
The ornamental design for a switch of a ratchet spanner, as shown and described.
Referenced Cited
U.S. Patent Documents
6282991 | September 4, 2001 | Hu |
6453779 | September 24, 2002 | Hu |
6516691 | February 11, 2003 | Wei |
6666112 | December 23, 2003 | Hu |
D512287 | December 6, 2005 | Li |
7062994 | June 20, 2006 | Chen |
20030019334 | January 30, 2003 | Wei |
20030070512 | April 17, 2003 | Hu |
Patent History
Patent number: D550528
Type: Grant
Filed: Mar 14, 2006
Date of Patent: Sep 11, 2007
Inventor: Chih-Ching Hsieh (Taipei)
Primary Examiner: Raphael Barkai
Assistant Examiner: Randall H. Gholson
Application Number: 29/255,869
Type: Grant
Filed: Mar 14, 2006
Date of Patent: Sep 11, 2007
Inventor: Chih-Ching Hsieh (Taipei)
Primary Examiner: Raphael Barkai
Assistant Examiner: Randall H. Gholson
Application Number: 29/255,869
Classifications
Current U.S. Class:
D8/25