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John Weber
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Thiensville, WI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Trailer hitch ball
Patent number
7,273,223
Issue date
Sep 25, 2007
Master Lock Company LLC
Christopher R. Irgens
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hitch ball lock
Patent number
6,846,002
Issue date
Jan 25, 2005
Master Lock Company
Christopher R. Irgens
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Ball mount
Publication number
20060284399
Publication date
Dec 21, 2006
Frank Scott
B60 - VEHICLES IN GENERAL
Information
Patent Application
Trailer hitch lock
Publication number
20050104327
Publication date
May 19, 2005
Christopher R. Irgens
B60 - VEHICLES IN GENERAL
Information
Patent Application
Hitch ball lock
Publication number
20030020256
Publication date
Jan 30, 2003
Christopher R. Irgens
B60 - VEHICLES IN GENERAL