Roy D. Felkner

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Richmond, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for the ultrasonic inspection of pipe and tubing and a trans...
- Patent number 5,585,565
- Issue date Dec 17, 1996
- Tuboscope Vetco International, Inc.
- James D. Glascock
- G01 - MEASURING TESTING