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Carole A. Tronnes
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St. Paul, MN, US
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Patents Grants
last 30 patents
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Patent Grant
Integrally molded brush and method of making the same
Patent number
6,730,140
Issue date
May 4, 2004
3M Innovative Properties Company
Kent E. Lageson
B24 - GRINDING POLISHING
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Patent Grant
Integrally molded brush and method for making the same
Patent number
6,422,932
Issue date
Jul 23, 2002
3M Innovative Properties Company
Kent E. Lageson
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
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Patent Application
Integrally molded brush and method for making the same
Publication number
20020132572
Publication date
Sep 19, 2002
3M Innovative Properties Company
Kent E. Lageson
B24 - GRINDING POLISHING