Grind stone for grinding wheel
Description
Claims
The ornamental design for a grind stone for grinding wheel, as shown and described.
Referenced Cited
U.S. Patent Documents
1020548 | March 1912 | Gardner |
3628292 | December 1971 | Rue |
3711999 | January 1973 | Held |
5928071 | July 27, 1999 | Devlin |
D486839 | February 17, 2004 | Sunagawa et al. |
D508060 | August 2, 2005 | Olsen et al. |
D519530 | April 25, 2006 | Thysell et al. |
20050164620 | July 28, 2005 | Amamoto |
Patent History
Patent number: D548757
Type: Grant
Filed: Sep 7, 2006
Date of Patent: Aug 14, 2007
Inventor: Kerong Ruan (Lvcuo, Xiamen 361002, Fujian)
Primary Examiner: Antoine D. Davis
Assistant Examiner: Patricia Palasik
Attorney: Banger Shia
Application Number: 29/248,839
Type: Grant
Filed: Sep 7, 2006
Date of Patent: Aug 14, 2007
Inventor: Kerong Ruan (Lvcuo, Xiamen 361002, Fujian)
Primary Examiner: Antoine D. Davis
Assistant Examiner: Patricia Palasik
Attorney: Banger Shia
Application Number: 29/248,839
Classifications
Current U.S. Class:
Element Or Attachment (D15/126)