Charles C. Drange

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St. Paul, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for making abrasive articles
- Patent number 10,773,361
- Issue date Sep 15, 2020
- 3M Innovative Properties Company
- Geoffrey I. Wilson
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR MAKING ABRASIVE ARTICLES
- Publication number 20180318983
- Publication date Nov 8, 2018
- 3M Innovative Properties Company
- Geoffrey I. Wilson
- B24 - GRINDING POLISHING