Arthur J. Marshall

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Etters, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Slide valve position indicator and magnetic coupler
- Patent number 5,081,876
- Issue date Jan 21, 1992
- Carrier Corporation
- Arthur J. Marshall
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Slide valve position indicator and magnetic coupler
- Patent number 4,743,170
- Issue date May 10, 1988
- FES, INC.
- Arthur J. Marshall
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...