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Hexagonal pad
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Patent number 5,183,297
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Issue date Feb 2, 1993
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Minnesota Mining and Manufacturing
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Douglas P. Bodziak
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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Hexagonal pad
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Patent number 5,011,186
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Issue date Apr 30, 1991
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Minnesota Mining and Manufacturing Company
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Douglas P. Bodziak
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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Repositionable advertising insert
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Patent number 4,842,303
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Issue date Jun 27, 1989
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Minnesota Mining and Manufacturing Company
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Robert P. Molenda
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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Staple supporting and removing strip
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Patent number 4,409,057
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Issue date Oct 11, 1983
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Minnesota Mining and Manufacturing Company
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Robert P. Molenda
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS