Philip Conrad Shaffer

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Golden, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Internal lubrication screw pump for hollow shaft
- Patent number 6,854,955
- Issue date Feb 15, 2005
- Sundyne Corporation
- Philip Conrad Shaffer
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Internal lubrication screw pump for hollow shaft
- Publication number 20040131464
- Publication date Jul 8, 2004
- Philip Conrad Shaffer
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...