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Multi-spindle automatic lathe
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Patent number 5,619,894
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Issue date Apr 15, 1997
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Harold Habegger
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Guide bush
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Patent number 5,320,009
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Issue date Jun 14, 1994
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Harold Habegger
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Thread-rolling head
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Patent number 4,050,276
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Issue date Sep 27, 1977
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Harold Habegger
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Thread-rolling head
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Patent number 3,972,213
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Issue date Aug 3, 1976
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Harold Habegger
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...