Michael E. McDuffee

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Mount Holly, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Convertible backpack frame
- Patent number 9,675,164
- Issue date Jun 13, 2017
- Michael E. McDuffee
- A45 - HAND OR TRAVELLING ARTICLES

Patents Applicationslast 30 patents

Information Patent Application
CONVERTIBLE BACKPACK FRAME
- Publication number 20170000245
- Publication date Jan 5, 2017
- Michael E. McDuffee
- A45 - HAND OR TRAVELLING ARTICLES