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3738764
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Issue date Jun 12, 1973
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3596526
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Patent number 3,596,526
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Issue date Aug 3, 1971
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3575571
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Patent number 3,575,571
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Issue date Apr 20, 1971
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3389638
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Patent number 3,389,638
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Issue date Jun 25, 1968
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3174406
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Patent number 3,174,406
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Issue date Mar 23, 1965
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2927432
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Patent number 2,927,432
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Issue date Mar 8, 1960
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2882760
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Patent number 2,882,760
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Issue date Apr 21, 1959
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2763191
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Patent number 2,763,191
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Issue date Sep 18, 1956
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR