Vincent Martin

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New South Wales, AU

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Patents Grantslast 30 patents

Information Patent Grant
Method for reinforcing rock with a tendon
- Patent number 6,030,151
- Issue date Feb 29, 2000
- Jennmar Corporation
- Brian John Woolnough
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
TENSONING DEVICE
- Publication number 20100189515
- Publication date Jul 29, 2010
- Brian Woolnough
- E21 - EARTH DRILLING MINING