Bradford Johnstone

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Plainfield, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Railway freight car side bearing
- Patent number 7,549,379
- Issue date Jun 23, 2009
- AMSTED Rail Company, Inc.
- Jay Monaco
- B61 - RAILWAYS
Information Patent Grant
Constant contact side bearing
- Patent number 7,546,807
- Issue date Jun 16, 2009
- AMSTED Rail Company, Inc.
- Bradford Johnstone
- B61 - RAILWAYS
Information Patent Grant
Railroad freight car sidebearing
- Patent number 7,527,003
- Issue date May 5, 2009
- ASF-Keystone, Inc.
- Ralph H. Schorr
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
Constant contact side bearing
- Publication number 20080035013
- Publication date Feb 14, 2008
- ASF-Keystone, Inc.
- Bradford Johnstone
- B61 - RAILWAYS
Information Patent Application
Railway freight car side bearing
- Publication number 20080035012
- Publication date Feb 14, 2008
- ASF-Keystone, Inc.
- Jay Monaco
- B61 - RAILWAYS