Andrew C. Elston

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Sterling, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Piston with integral seals for a water softener control valve
- Patent number 8,141,848
- Issue date Mar 27, 2012
- Pentair Residential Filtration, LLC
- Andrew C. Elston
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Piston with integral seals for a water softener control valve
- Publication number 20060162790
- Publication date Jul 27, 2006
- Andrew C. Elston
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...