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Muffler for pneumatic hand tool
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Patent number 7,216,739
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Issue date May 15, 2007
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Exhaust Technologies, Inc.
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Robert E Sterling
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Muffler for pneumatic hand tool
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Patent number 6,926,117
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Issue date Aug 9, 2005
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Exhaust Technologies, Inc.
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Robert E. Sterling
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Portion of a power tool
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Patent number D498128
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Issue date Nov 9, 2004
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Exhaust Technologies, Inc.
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Robert E. Sterling
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D08 - Tools and hardware
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Tool handle
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Patent number D432891
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Issue date Oct 31, 2000
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Robert E. Sterling
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D08 - Tools and hardware
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Exhaust valve
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Patent number 5,355,673
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Issue date Oct 18, 1994
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Robert E. Sterling
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Medical splint kit
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Patent number 4,019,504
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Issue date Apr 26, 1977
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Robert E. Sterling
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE