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3511646
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Patent number 3,511,646
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Issue date May 12, 1970
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3393102
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Patent number 3,393,102
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Issue date Jul 16, 1968
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3293400
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Patent number 3,293,400
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Issue date Dec 20, 1966
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3215809
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Patent number 3,215,809
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Issue date Nov 2, 1965
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1958649
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Patent number 1,958,649
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Issue date May 15, 1934
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR