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3540943
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Patent number 3,540,943
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Issue date Nov 17, 1970
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3344001
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Patent number 3,344,001
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Issue date Sep 26, 1967
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2951871
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Patent number 2,951,871
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Issue date Sep 6, 1960
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2927049
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Patent number 2,927,049
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Issue date Mar 1, 1960
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2291400
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Patent number 2,291,400
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Issue date Jul 28, 1942
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2291399
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Patent number 2,291,399
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Issue date Jul 28, 1942
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2291401
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Patent number 2,291,401
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Issue date Jul 28, 1942
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2266060
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Patent number 2,266,060
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Issue date Dec 16, 1941
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR