William L. De Boynton

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Arcadia, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of gaging a pipe at multiple locations
- Patent number 4,580,348
- Issue date Apr 8, 1986
- Hydril Company
- William L. De Boynton
- G01 - MEASURING TESTING
Information Patent Grant
Workpiece gaging apparatus
- Patent number 4,559,711
- Issue date Dec 24, 1985
- Hydril Company
- William L. De Boynton
- G01 - MEASURING TESTING