Raymond A. O'Brien

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Forest Park, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Handbrake mechanism for railway cars
- Patent number 5,127,283
- Issue date Jul 7, 1992
- Westinghouse Air Brake Company
- Raymond A. O'Brien
- B61 - RAILWAYS
Information Patent Grant
Controlled release mechanism for railway hand brake
- Patent number 3,979,969
- Issue date Sep 14, 1976
- Cleveland Hardware & Forging Co.
- Raymond A. O'Brien
- G05 - CONTROLLING REGULATING