Harry C. Nagel

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Murrysville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Vital safety monitoring circuit
- Patent number 4,755,692
- Issue date Jul 5, 1988
- American Standard Inc.
- Harry C. Nagel
- B61 - RAILWAYS
Information Patent Grant
Pulse code system for railroad track circuits
- Patent number 4,619,425
- Issue date Oct 28, 1986
- American Standard Inc.
- Harry C. Nagel
- B61 - RAILWAYS
Information Patent Grant
Power transfer apparatus for railroad track circuits
- Patent number 4,171,788
- Issue date Oct 23, 1979
- Westinghouse Air Brake Company
- Harry C. Nagel
- B61 - RAILWAYS