Ivan E. Wilkerson

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Lynchburg, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Valve actuator two rotor three position indicator
- Patent number 4,940,011
- Issue date Jul 10, 1990
- Limitorque Corporation
- Ivan E. Wilkerson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...