Brett Leismann

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Pinjarra Hills, AU

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Patents Grantslast 30 patents

Information Patent Grant
Auger mining system
- Patent number 6,817,678
- Issue date Nov 16, 2004
- Cutting Edge Technology Pty. Ltd.
- Peter Kenneth Seear
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Mining machine and method of mining
- Publication number 20020096934
- Publication date Jul 25, 2002
- CUTTING EDGE TECHNOLOGY PTY LTD
- Peter Kenneth Seear
- E21 - EARTH DRILLING MINING