Roger C. Walsh

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Toronto, CA

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Patents Grantslast 30 patents

Information Patent Grant
Self-draining hose
- Patent number 9,587,771
- Issue date Mar 7, 2017
- Roger C. Walsh
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
SELF-DRAINING HOSE
- Publication number 20150129075
- Publication date May 14, 2015
- Roger C. Walsh
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...