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Automated chamfering method
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Patent number 6,142,726
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Issue date Nov 7, 2000
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International Business Machines Corporation
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Robert Peter Westerfield
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Automated chamfering apparatus and method
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Patent number 5,984,608
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Issue date Nov 16, 1999
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International Business Machines Corporation
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Robert Peter Westerfield
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Automated chamfering apparatus and method
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Patent number 5,752,797
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Issue date May 19, 1998
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International Business Machines Corporation
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Robert Peter Westerfield
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Zero undercut etch process
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Patent number 5,294,520
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Issue date Mar 15, 1994
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International Business Machines Corporation
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Thomas A. DeMercurio
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY