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Abrasive sheet dispenser
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Patent number 6,193,337
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Issue date Feb 27, 2001
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3M Innovative Properties Company
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David C. Roeker
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Surface treating article including a hub
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Patent number 6,136,143
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Issue date Oct 24, 2000
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3M Innovative Properties Company
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Phillip M. Winter
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Hub
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Patent number D409340
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Issue date May 4, 1999
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Minnesota Mining and Manufacturing Company
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Phillip M. Winter
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D31 -
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Surface treating article
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Patent number D408601
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Issue date Apr 20, 1999
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Minnesota Mining and Manufacturing Company
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Phillip M. Winter
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D32 - Washing, cleaning, or drying machine