W. Thomas Digweed

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Beamsville, CA

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Patents Grantslast 30 patents

Information Patent Grant
Test connector for accessing compressed air at test ports of a rail...
- Patent number 5,559,281
- Issue date Sep 24, 1996
- Westinghouse Air Brake Company
- Albert A. McKay
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hinged assembly for air brake valve test fixture
- Patent number 5,293,777
- Issue date Mar 15, 1994
- Westinghouse Air Brake Company
- Jeffrey D. Reid
- G01 - MEASURING TESTING