Dennis A. Sroka

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Ludington, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Maintenance vehicle and method for measuring and maintaining the le...
- Patent number 5,605,099
- Issue date Feb 25, 1997
- Pandrol Jackson, Inc.
- Dennis A. Sroka
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Railroad track curve lining apparatus and method
- Patent number 5,012,413
- Issue date Apr 30, 1991
- Pandrol Jackson, Inc.
- Dennis A. Sroka
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES