Bryan L. Towsley

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Frederick, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Anti-siphon valve with freeze protection
- Patent number 9,894,853
- Issue date Feb 20, 2018
- Bryan L. Towsley
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Anti-siphon valve with freeze protection
- Patent number 9,504,214
- Issue date Nov 29, 2016
- Bryan L. Towsley
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Backflow bonnet and poppet
- Patent number 7,934,515
- Issue date May 3, 2011
- Bryan L. Towsley
- E03 - WATER SUPPLY SEWERAGE