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Flex die punching apparatus and method
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Patent number 6,272,957
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Issue date Aug 14, 2001
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International Business Machines Corporation
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William Dale Carbaugh
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B26 - HAND CUTTING TOOLS CUTTING SEVERING
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Flex die punching apparatus and method
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Patent number 6,116,127
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Issue date Sep 12, 2000
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International Business Machines Corporation
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William Dale Carbaugh
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B26 - HAND CUTTING TOOLS CUTTING SEVERING
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Flex die punching apparatus and method
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Patent number 5,974,931
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Issue date Nov 2, 1999
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International Business Machines Corporation
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William Dale Carbaugh
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B26 - HAND CUTTING TOOLS CUTTING SEVERING
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Debris control system
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Patent number 5,294,772
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Issue date Mar 15, 1994
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IBM Corporation
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Michael E. Brown
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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