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Touch-sensitive paper shredder control system
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Patent number 7,622,831
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Issue date Nov 24, 2009
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Aurora Office Equipment Co., Ltd. Shanghai
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Liangneng Chen
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
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Paper-breaker touching safety protector
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Patent number 7,471,017
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Issue date Dec 30, 2008
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Aurora Office Equipment Co., Ltd. Shanghai
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Liangneng Chen
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
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High-speed cutter for aramids
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Patent number 5,033,345
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Issue date Jul 23, 1991
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E. I. Du Pont de Nemours and Company
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Tadeusz E. Schnitzer
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Saw assembly and work table therefor
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Patent number 4,458,569
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Issue date Jul 10, 1984
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Samuel McCoubrey
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Roll paper cutting arrangement
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Patent number 4,210,044
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Issue date Jul 1, 1980
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Minolta Camera Kabushiki Kaisha
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Keiji Nakatani
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B26 - HAND CUTTING TOOLS CUTTING SEVERING
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Table-saw guard
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Patent number 4,033,218
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Issue date Jul 5, 1977
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Spanjer Brothers, Inc.
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Leo P. Donatelle
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3899946
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Patent number 3,899,946
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Issue date Aug 19, 1975
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3494236
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Patent number 3,494,236
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Issue date Feb 10, 1970
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3370493
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Patent number 3,370,493
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Issue date Feb 27, 1968
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3217573
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Patent number 3,217,573
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Issue date Nov 16, 1965
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G06 - COMPUTING CALCULATING COUNTING
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3211036
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Patent number 3,211,036
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Issue date Oct 12, 1965
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2966820
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Patent number 2,966,820
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Issue date Jan 3, 1961
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F42 - AMMUNITION BLASTING
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2919794
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Patent number 2,919,794
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Issue date Jan 5, 1960
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2860704
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Patent number 2,860,704
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Issue date Nov 18, 1958
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2714215
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Patent number 2,714,215
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Issue date Aug 2, 1955
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A43 - FOOTWEAR
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2646122
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Patent number 2,646,122
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Issue date Jul 21, 1953
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2618085
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Patent number 2,618,085
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Issue date Nov 18, 1952
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G07 - CHECKING-DEVICES
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2607421
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Patent number 2,607,421
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Issue date Aug 19, 1952
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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2289841
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Patent number 2,289,841
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Issue date Jul 14, 1942
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2204897
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Patent number 2,204,897
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Issue date Jun 18, 1940
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G07 - CHECKING-DEVICES
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2198599
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Patent number 2,198,599
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Issue date Apr 30, 1940
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2056194
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Patent number 2,056,194
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Issue date Oct 6, 1936
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1859785
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Patent number 1,859,785
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Issue date May 24, 1932
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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1682245
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Patent number 1,682,245
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Issue date Aug 28, 1928
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1649238
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Patent number 1,649,238
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Issue date Nov 15, 1927
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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1648572
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Patent number 1,648,572
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Issue date Nov 8, 1927
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR