Alex Davies

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Austin, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Respirator system including convertible head covering member
- Patent number 8,534,279
- Issue date Sep 17, 2013
- 3M Innovative Properties Company
- Thomas J. Brace
- A42 - HEADWEAR

Patents Applicationslast 30 patents

Information Patent Application
Respirator System Including Convertible Head Covering Member
- Publication number 20110048416
- Publication date Mar 3, 2011
- Thomas J. Brace
- A62 - LIFE-SAVING FIRE-FIGHTING