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Liquid ink
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Patent number 6,518,329
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Issue date Feb 11, 2003
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Berol Corporation
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Nan-Jae Lin
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Foam grip
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Patent number 5,926,901
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Issue date Jul 27, 1999
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The Gillette Company
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Mingchih M. Tseng
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Foam grip
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Patent number 5,876,134
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Issue date Mar 2, 1999
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The Gillette Company
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Mingchih M. Tseng
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Finger gripping device
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Patent number 4,932,800
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Issue date Jun 12, 1990
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The Gillette Company
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Nan J. Lin
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Battery separator
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Patent number 4,369,236
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Issue date Jan 18, 1983
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W. R. Grace & Co.
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Dennis D. O'Rell
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H01 - BASIC ELECTRIC ELEMENTS
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Battery separator
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Patent number 4,368,243
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Issue date Jan 11, 1983
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W. R. Grace & Co.
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Dennis D. O'Rell
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H01 - BASIC ELECTRIC ELEMENTS
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Battery separator
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Patent number 4,228,225
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Issue date Oct 14, 1980
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W. R. Grace & Co.
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Dennis D. O'Rell
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS