John Kummings

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Crawfordsville, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Differential wheel mounting for railroad car
- Patent number 7,316,436
- Issue date Jan 8, 2008
- John Kummings
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
DIFFERENTIAL WHEEL MOUNTING FOR A RAILROAD CAR
- Publication number 20080095481
- Publication date Apr 24, 2008
- John Kummings
- B60 - VEHICLES IN GENERAL