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Patents
Patents Represented by Attorney, Agent or Law Firm Nexson Pruet Jacobs & Pollard, LLC
Patents Represented by Attorney, Agent or Law Firm Nexson Pruet Jacobs & Pollard, LLC
Hammer drill
Patent number:
D488978
Type:
Grant
Filed:
November 13, 2002
Date of Patent:
April 27, 2004
Assignee:
One World Technologies
Inventor:
Benson Chun Kit Cheung