S-2 CONTRACTORS, INC

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AURORA, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Road repair tractor and method of using the same
- Patent number 7,824,127
- Issue date Nov 2, 2010
- S-2 Contractors Inc.
- Richard Lee Shunn
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES