William Sheftall Flannery

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Silver Spring, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Grill cleaner
- Patent number 9,681,741
- Issue date Jun 20, 2017
- William Sheftall Flannery
- A46 - BRUSHWARE

Patents Applicationslast 30 patents

Information Patent Application
GRILL CLEANER
- Publication number 20150272311
- Publication date Oct 1, 2015
- William Sheftall Flannery
- A46 - BRUSHWARE