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Roll straightening tool
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Patent number 4,270,379
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Issue date Jun 2, 1981
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Brammall, Inc.
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James Van Gompel
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Core tools
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Patent number 4,155,242
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Issue date May 22, 1979
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Double E Company, Inc.
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Bruce E. Peterson
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3751008
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Patent number 3,751,008
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Issue date Aug 7, 1973
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3749365
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Patent number 3,749,365
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Issue date Jul 31, 1973
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3635440
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Patent number 3,635,440
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Issue date Jan 18, 1972
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3625046
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Patent number 3,625,046
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Issue date Dec 7, 1971
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3618895
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Patent number 3,618,895
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Issue date Nov 9, 1971
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3541665
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Patent number 3,541,665
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Issue date Nov 24, 1970
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3292903
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Patent number 3,292,903
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Issue date Dec 20, 1966
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3106362
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Patent number 3,106,362
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Issue date Oct 8, 1963
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3060994
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Patent number 3,060,994
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Issue date Oct 30, 1962
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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1922716
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Patent number 1,922,716
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Issue date Aug 15, 1933
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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1611435
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Patent number 1,611,435
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Issue date Dec 21, 1926
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1594907
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Patent number 1,594,907
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Issue date Aug 3, 1926
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL