William A. Ewing

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Bethel, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Temperature responsive, pilot operated line valve with shape memory...
- Patent number 5,397,053
- Issue date Mar 14, 1995
- Memry Corp.
- William A. Ewing
- G05 - CONTROLLING REGULATING
Information Patent Grant
Temperature responsive, pilot operated line valve with shape memory...
- Patent number 5,259,554
- Issue date Nov 9, 1993
- Memry Corp.
- William A. Ewing
- G05 - CONTROLLING REGULATING