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Mark W. Stanek
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Aurora, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Railcar constant contact side bearing assembly
Patent number
8,807,050
Issue date
Aug 19, 2014
Miner Enterprises, Inc.
Paul B. Aspengen
B61 - RAILWAYS
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Patent Grant
Railcar constant contact side bearing assembly
Patent number
8,201,504
Issue date
Jun 19, 2012
Miner Enterprises, Inc.
William P. O'Donnell
B61 - RAILWAYS
Patents Applications
last 30 patents
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Patent Application
Railcar constant contact side bearing assembly
Publication number
20120291660
Publication date
Nov 22, 2012
Paul B. ASPENGEN
B61 - RAILWAYS
Information
Patent Application
Railcar constant contact side bearing assembly
Publication number
20110011301
Publication date
Jan 20, 2011
William P. O'Donnell
B61 - RAILWAYS