Mark D. Fiegen

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Roseville, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Dual use reflective article
- Patent number 6,120,879
- Issue date Sep 19, 2000
- 3M Innovative Properties Company
- Theodore J. Szczech
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
METHODS OF MAKING GUIDE SIGNS
- Publication number 20100071240
- Publication date Mar 25, 2010
- 3M Innovative Properties Company
- Mark D. Fiegen
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS