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Drilling tool with replaceable bit
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Patent number 6,109,841
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Issue date Aug 29, 2000
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Johne & Co., Prazisionswerkzeuge GmbH
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Frank Johne
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Tool-holder
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Patent number 5,775,857
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Issue date Jul 7, 1998
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Johne & Co. Prazisionswerkeuge GmbH
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Frank Johne
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Metal-cutting tool
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Patent number 4,786,217
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Issue date Nov 22, 1988
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J. Kuhn GmbH & Co. Prazisionswerkzeug K.G.
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Frank Johne
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Tool holder
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Patent number 4,714,389
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Issue date Dec 22, 1987
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J. Kuhn GmbH Co.
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Frank Johne
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Rotary cutting tool
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Patent number 4,632,609
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Issue date Dec 30, 1986
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J. Kuhn GmbH & Co. Prazisionswerkzeug K.G.
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Frank Johne
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Tool head
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Patent number 4,467,679
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Issue date Aug 28, 1984
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Frank Johne
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR