Edward H. Davis

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Melrose, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Visual indicator for air tank valve handle
- Patent number 8,191,574
- Issue date Jun 5, 2012
- Edward H. Davis
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS

Patents Applicationslast 30 patents

Information Patent Application
VISUAL INDICATOR FOR AIR TANK VALVE HANDLE
- Publication number 20120247587
- Publication date Oct 4, 2012
- Edward H. Davis
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS