Martens; George D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Martens; George D..The latest application filed is for "apparatus for detecting, identifying and recording the location of defects in a railway rail".
- Martens; George D. - New Milford CT
| Patent | Date |
|---|---|
| Apparatus for detecting, identifying and recording the location of defects in a railway rail Grant 7,882,742 - Martens February 8, 2 | 2011-02-08 |
| Method of and an apparatus for detecting, identifying and recording the location of defects in a railway rail Grant 6,055,862 - Martens May 2, 2 | 2000-05-02 |
| Transducer array for detection of subsurface flaws Grant 4,559,825 - Martens December 24, 1 | 1985-12-24 |
| Dual transducer connection by a single cable Grant 4,532,796 - Martens , et al. August 6, 1 | 1985-08-06 |
| Contoured search unit for detecting internal flaws Grant 4,143,553 - Martens , et al. March 13, 1 | 1979-03-13 |
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