Thomas P. O'Donnell

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Venetia, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Yieldable support prop and method
- Patent number 8,821,075
- Issue date Sep 2, 2014
- Strata Products Worldwide LLC
- Clifford A. McCartney
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Yieldable support prop and method
- Publication number 20130108376
- Publication date May 2, 2013
- Strata Products Worldwide, LLC
- Clifford A. McCartney
- E21 - EARTH DRILLING MINING