John M. Wichmann

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Commerce Township, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Pump with air purging and self-cleaning features
- Patent number 6,059,535
- Issue date May 9, 2000
- Process Systems, Inc.
- John M. Wichmann
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...