Robert E. Zimmerman

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Topeka, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Articulated car brake system
- Patent number 4,346,790
- Issue date Aug 31, 1982
- Itel Corporation
- Robert B. Morrison
- B61 - RAILWAYS
Information Patent Grant
Railway car assembly composed of a series of articulately interconn...
- Patent number 4,233,909
- Issue date Nov 18, 1980
- Itel Corporation
- Michael B. Adams
- B61 - RAILWAYS