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Daniel C. Casar
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New Brighton, MN, US
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last 30 patents
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Patent Grant
Face masks having an elastic and polyolefin thermoplastic band atta...
Patent number
6,332,465
Issue date
Dec 25, 2001
3M Innovative Properties Company
Jianxian Xue
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL