Phillip A. Mayhew

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Sayre, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Fluid flow reversing and regulating ring
- Patent number 4,962,787
- Issue date Oct 16, 1990
- Ingersoll-Rand Company
- Phillip A. Mayhew
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS