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Richard M. Davidian
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Anderson, SC, US
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Patents Grants
last 30 patents
Information
Patent Grant
Flexible and extendible drill bit assembly
Patent number
9,844,818
Issue date
Dec 19, 2017
Christopher L. White
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Flexible and extendible drill bit assembly
Patent number
9,089,901
Issue date
Jul 28, 2015
Christopher L. White
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Flexible and extendable drill bit assembly
Patent number
7,435,042
Issue date
Oct 14, 2008
Christopher L. White
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Lockset drilling guide
Patent number
7,316,527
Issue date
Jan 8, 2008
Irwin Industrial Tool Company
David J. Trettin
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Lockset drilling guide
Patent number
6,994,498
Issue date
Feb 7, 2006
Irwin Industrial Tool Company
David J. Trettin
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Lockset drilling guide
Patent number
6,910,837
Issue date
Jun 28, 2005
Irwin Industrial Tool Company
David J. Trettin
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
FLEXIBLE AND EXTENDIBLE DRILL BIT ASSEMBLY
Publication number
20150283621
Publication date
Oct 8, 2015
Christopher L. White
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
FLEXIBLE AND EXTENDIBLE DRILL BIT ASSEMBLY
Publication number
20080317559
Publication date
Dec 25, 2008
Christopher L. White
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
FLEXIBLE AND EXTENDABLE DRILL BIT ASSEMBLY
Publication number
20070264093
Publication date
Nov 15, 2007
Christopher L. White
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LOCKSET DRILLING GUIDE
Publication number
20050082848
Publication date
Apr 21, 2005
Irwin Industrial Tool Company
David J Trettin
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Lockset drilling guide
Publication number
20040240950
Publication date
Dec 2, 2004
David J. Trettin
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LOCKSET DRILLING GUIDE
Publication number
20040131435
Publication date
Jul 8, 2004
Irwin Industrial Tool Company
David J Trettin
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Lockset drilling guide
Publication number
20040062618
Publication date
Apr 1, 2004
David J. Trettin
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR