Air hammer
Description
The broken circles shown in
Claims
The ornamental design for an air hammer, as shown and described.
Referenced Cited
U.S. Patent Documents
D332736 | January 26, 1993 | Mikiya |
D378891 | April 22, 1997 | Sung |
D396620 | August 4, 1998 | Sung |
D446434 | August 14, 2001 | Ashbaugh |
6827156 | December 7, 2004 | Hsiao |
D509119 | September 6, 2005 | Schiller |
D608176 | January 19, 2010 | Heidelberger |
D619438 | July 13, 2010 | Lee |
8240394 | August 14, 2012 | Kobayashi |
D775505 | January 3, 2017 | Koeniger |
20100258609 | October 14, 2010 | Lee |
Patent History
Patent number: D869928
Type: Grant
Filed: Oct 13, 2017
Date of Patent: Dec 17, 2019
Assignee: JIH I PNEUMATIC INDUSTRIAL CO., LTD. (New Taipei)
Inventor: Wen-Liang Hsiao (New Taipei)
Primary Examiner: Darlington Ly
Application Number: 29/622,063
Type: Grant
Filed: Oct 13, 2017
Date of Patent: Dec 17, 2019
Assignee: JIH I PNEUMATIC INDUSTRIAL CO., LTD. (New Taipei)
Inventor: Wen-Liang Hsiao (New Taipei)
Primary Examiner: Darlington Ly
Application Number: 29/622,063
Classifications
Current U.S. Class:
D8/68