Benjamin Bassan

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Framingham, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Cooling structure for an oil sealed rotary vacuum pump
- Patent number 4,283,167
- Issue date Aug 11, 1981
- Varian Associates, Inc.
- Benjamin Bassan
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Oil flow metering structure for oil sealed mechanical vacuum vane pump
- Patent number 4,276,005
- Issue date Jun 30, 1981
- Varian Associates, Inc.
- Benjamin Bassan
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Gas ballast for oil sealed mechanical vacuum vane pump
- Patent number 4,268,230
- Issue date May 19, 1981
- Varian Associates, Inc.
- Benjamin Bassan
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...