Alvin G. Heathman

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O'Fallon, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Device for holding a rotatable propeller and method of using same
- Patent number 7,421,771
- Issue date Sep 9, 2008
- Alvin G. Heathman
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

Patents Applicationslast 30 patents

Information Patent Application
Device for holding a rotatable propeller and method of using same
- Publication number 20050000078
- Publication date Jan 6, 2005
- Alvin G. Heathman
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS