Duane B. Swartz

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McKees Rocks, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Carriage assembly for positioning railroad cars
- Patent number 7,051,660
- Issue date May 30, 2006
- Metso Minerals Industries, Inc.
- Samuel P. Insana
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Carriage assembly for positioning railroad cars
- Publication number 20040194655
- Publication date Oct 7, 2004
- Samuel P. Insana
- B60 - VEHICLES IN GENERAL