Wallace R. Crossan Jr.

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Huntingdon Valley, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Thermocouple tilt sensing device
- Patent number 6,453,571
- Issue date Sep 24, 2002
- The Fredericks Company
- Wallace R. Crossan
- G01 - MEASURING TESTING
Information Patent Grant
Dual axis electrolytic tilt sensor
- Patent number 5,630,280
- Issue date May 20, 1997
- The Fredericks Company
- Wallace R. Crossan
- G01 - MEASURING TESTING