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Elizabeth Anna Benson-Sargent
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St. Paul Park, MN, US
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Patents Grants
last 30 patents
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Patent Grant
Method of making polyurethane foam
Patent number
8,784,518
Issue date
Jul 22, 2014
3M Innovative Properties Company
Elizabeth Anna Benson-Sargent
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
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Patent Application
SANDPAPER WITH NON-SLIP COATING LAYER
Publication number
20190255677
Publication date
Aug 22, 2019
3M Innovative Properties Company
Michael C. Martin
B24 - GRINDING POLISHING
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Patent Application
METHOD OF MAKING POLYURETHANE FOAM
Publication number
20120180400
Publication date
Jul 19, 2012
3M Innovative Properties Company
Elizabeth Anna Benson-Sargent
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL