George S. Raftis II

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Pittsburgh, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Sealing arrangement for knife gate valves
- Patent number 4,603,864
- Issue date Aug 5, 1986
- Red Valve Company, Inc.
- George S. Raftis
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Multi-port pinch valve and methods of manufacture thereof
- Publication number 20030226605
- Publication date Dec 11, 2003
- George S. Raftis
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...