William G. Coffey

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Richfield, ID, US

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Patents Applicationslast 30 patents

Information Patent Application
Wheel track rut filler and compactor
- Publication number 20050115119
- Publication date Jun 2, 2005
- William G. Coffey
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Wheel track rut filler
- Publication number 20050034337
- Publication date Feb 17, 2005
- William G. Coffey
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING