Thomas R. Berg

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Clarendon Hills, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Frame brace integral cross brace support bracket
- Patent number 5,609,109
- Issue date Mar 11, 1997
- Standard Research and Design Corporation
- Thomas R. Berg
- B61 - RAILWAYS
Information Patent Grant
Center clamp assembly for frame brace rail truck
- Patent number 5,584,250
- Issue date Dec 17, 1996
- Standard Research and Design Corporation
- Thomas R. Berg
- B61 - RAILWAYS
Information Patent Grant
Rail car side frame car progressor contact
- Patent number 5,579,696
- Issue date Dec 3, 1996
- Standard Research and Design Corporation
- Thomas R. Berg
- B61 - RAILWAYS
Information Patent Grant
Diagonally braced rail truck with improved end block
- Patent number 5,461,986
- Issue date Oct 31, 1995
- Standard Car Truck Company
- John T. Sarnicki
- B61 - RAILWAYS