William C. Johnson

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Onsted, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Compressor shaft collar through port for pressure equalization betw...
- Patent number 4,877,381
- Issue date Oct 31, 1989
- Tecumseh Products Company
- William C. Johnson
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Compressor lubrication system with vent
- Patent number 4,875,840
- Issue date Oct 24, 1989
- Tecumseh Products Company
- William C. Johnson
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...