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Jack Harkins
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Hollis, NH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Striking tool with weight forward head
Patent number
7,404,346
Issue date
Jul 29, 2008
Estwing Manufacturing Company
Robert H. Youngren
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Striking tool with weight forward head
Patent number
6,976,406
Issue date
Dec 20, 2005
Estwing Manufacturing Company
Robert H. Youngren
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Striking tool with weight forward head
Patent number
6,647,829
Issue date
Nov 18, 2003
Estwing Manufacturing Company
Robert H. Youngren
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Hammer
Patent number
D459968
Issue date
Jul 9, 2002
Roche Harkins, Inc.
Jack R. Harkins
D08 - Tools and hardware
Patents Applications
last 30 patents
Information
Patent Application
Striking tool with weight forward head
Publication number
20050279189
Publication date
Dec 22, 2005
Estwing Manufacturing Company
Robert H. Youngren
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
Striking tool with weight forward head
Publication number
20040045411
Publication date
Mar 11, 2004
Estwing Manufacturing Company
Robert H. Youngren
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS