Allan Black

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Thunder Bay, CA

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Patents Grantslast 30 patents

Information Patent Grant
Trenching attachment having an internal combustion engine
- Patent number 7,654,017
- Issue date Feb 2, 2010
- Allan Black
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Trenching Attachment Having an Internal Combustion Engine
- Publication number 20090277049
- Publication date Nov 12, 2009
- Allan Black
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING