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3905717
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Patent number 3,905,717
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Issue date Sep 16, 1975
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3876325
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Patent number 3,876,325
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Issue date Apr 8, 1975
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B28 - WORKING CEMENT, CLAY, OR STONE
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3738765
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Patent number 3,738,765
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Issue date Jun 12, 1973
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3494254
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Patent number 3,494,254
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Issue date Feb 10, 1970
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C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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3468219
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Patent number 3,468,219
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Issue date Sep 23, 1969
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3270590
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Patent number 3,270,590
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Issue date Sep 6, 1966
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2678453
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Patent number 2,678,453
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Issue date May 18, 1954
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2661662
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Patent number 2,661,662
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Issue date Dec 8, 1953
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2660738
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Patent number 2,660,738
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Issue date Dec 1, 1953
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2549141
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Patent number 2,549,141
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Issue date Apr 17, 1951
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2507503
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Patent number 2,507,503
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Issue date May 16, 1950
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2507504
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Patent number 2,507,504
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Issue date May 16, 1950
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2449748
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Patent number 2,449,748
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Issue date Sep 21, 1948
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2304027
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Patent number 2,304,027
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Issue date Dec 1, 1942
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2242487
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Patent number 2,242,487
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Issue date May 20, 1941
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1966124
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Patent number 1,966,124
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Issue date Jul 10, 1934
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1937240
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Patent number 1,937,240
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Issue date Nov 28, 1933
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1827198
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Patent number 1,827,198
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Issue date Oct 13, 1931
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1805909
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Patent number 1,805,909
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Issue date May 19, 1931
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR