W. JACK HARDIN

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METAMORA, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Dual engine locomotive
- Patent number 9,415,781
- Issue date Aug 16, 2016
- Progress Rail Services Corporation
- W. Jack Hardin
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
Dual Engine Locomotive
- Publication number 20100170414
- Publication date Jul 8, 2010
- Progress Rail Services Corp.
- W. JACK HARDIN
- B61 - RAILWAYS