Robert D. Woolston

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Portland, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Tank car stub sill attachment
- Patent number 7,806,058
- Issue date Oct 5, 2010
- Gunderson LLC
- Gregory J. Saxton
- B61 - RAILWAYS
Information Patent Grant
Center plate friction reducing assembly
- Patent number 5,228,393
- Issue date Jul 20, 1993
- Gunderson, Inc.
- Robert D. Woolston
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
Tank car stub sill attachment
- Publication number 20090241799
- Publication date Oct 1, 2009
- Gregory J. Saxton
- B61 - RAILWAYS