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Method for hardening camshafts
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Patent number 4,732,624
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Issue date Mar 22, 1988
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Tocco, Inc.
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Norbert R. Balzer
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Heating magnetic metal workpieces
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Patent number 4,619,717
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Issue date Oct 28, 1986
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Park-Ohio Industries, Inc.
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Norbert R. Balzer
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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System for hardening camshafts
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Patent number 4,618,125
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Issue date Oct 21, 1986
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Tocco, Inc.
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Norbert R. Balzer
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Heating nonmagnetic metal workpieces
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Patent number 4,577,081
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Issue date Mar 18, 1986
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Park-Ohio Industries, Inc.
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Norbert R. Balzer
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Method of shearing metal billets
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Patent number 4,537,102
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Issue date Aug 27, 1985
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Park-Ohio Industries, Inc.
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Norbert R. Balzer
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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