John R. Arne

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DeKalb, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Dump truck with removable/extendable conveyor and spreader
- Patent number 6,698,997
- Issue date Mar 2, 2004
- The Louise Berkman Company
- John R. Arne
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Dump truck with removable/extendable conveyor and spreader
- Publication number 20030156933
- Publication date Aug 21, 2003
- The Louis Berkman Company, a corporation of Ohio
- John R. Arne
- B60 - VEHICLES IN GENERAL