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3323396
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Patent number 3,323,396
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Issue date Jun 6, 1967
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G04 - HOROLOGY
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3287798
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Patent number 3,287,798
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Issue date Nov 29, 1966
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2466585
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Patent number 2,466,585
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Issue date Apr 5, 1949
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B24 - GRINDING POLISHING
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2327849
-
Patent number 2,327,849
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Issue date Aug 24, 1943
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G04 - HOROLOGY
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1632305
-
Patent number 1,632,305
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Issue date Jun 14, 1927
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...