Frank Hettes

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Greentown, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Brush for a well bore casing
- Patent number 7,712,520
- Issue date May 11, 2010
- Weiler Corporation
- Frank Hettes
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
BRUSH FOR A WELL BORE CASING
- Publication number 20100096121
- Publication date Apr 22, 2010
- Weiler Corporation
- Frank Hettes
- E21 - EARTH DRILLING MINING