John E. Smith

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Rochester Hills, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Toric pump
- Patent number 5,302,081
- Issue date Apr 12, 1994
- Coltec Industries Inc
- John E. Smith
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Ioric pump with cast impeller housing requiring three machined surf...
- Patent number 5,205,707
- Issue date Apr 27, 1993
- Coltec Industries Inc
- John E. Smith
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Toric pump
- Patent number 5,163,810
- Issue date Nov 17, 1992
- Coltec Industries Inc
- John E. Smith
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...