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Positive feed tool having a clutch
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Patent number 6,196,772
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Issue date Mar 6, 2001
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Cooper Technologies Company
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Bruce A. Thames
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Paddle fitting tool
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Patent number 5,888,032
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Issue date Mar 30, 1999
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Cooper Technologies Company
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Sam C. Jensen
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Collet-type drill
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Patent number 4,396,318
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Issue date Aug 2, 1983
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Dresser Industries, Inc.
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Sam C. Jensen
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS