James E. Duffy

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Tahoe City, CA, US

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Patents Applicationslast 30 patents

Information Patent Application
RETRACTABLE EARPLUG ASSEMBLY FOR A HARDHAT
- Publication number 20090199326
- Publication date Aug 13, 2009
- StreamWorks, Inc.
- Bill E. Brauner
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE