John Elm

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Crested Butte, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Fluid leak detection and shutdown apparatus
- Patent number 9,938,698
- Issue date Apr 10, 2018
- Kevin Duane Guy
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
Fluid Leak Detection and Shutdown Apparatus
- Publication number 20160289929
- Publication date Oct 6, 2016
- Kevin Duane Guy
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
Fluid Leak Detection and Shutdown Apparatus
- Publication number 20140196802
- Publication date Jul 17, 2014
- Kevin Duane Guy
- E03 - WATER SUPPLY SEWERAGE