William L. Hutchinson

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Hawley, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Single point battery watering system with pivot float and ball valve
- Patent number 7,713,652
- Issue date May 11, 2010
- Liquid Precision, Inc.
- William L. Hutchinson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Single point battery watering system with pivot float and ball valve
- Patent number 7,556,056
- Issue date Jul 7, 2009
- Liquid Precision, Inc.
- William L. Hutchinson
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Single point battery watering system with pivot float and ball valve
- Publication number 20060269832
- Publication date Nov 30, 2006
- William L. Hutchinson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Single point battery watering system with pivot float and ball valve
- Publication number 20060199071
- Publication date Sep 7, 2006
- William L. Hutchinson
- H01 - BASIC ELECTRIC ELEMENTS