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Power transmission device
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Patent number 8,177,687
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Issue date May 15, 2012
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Isuzu Motors Limited
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Tasuhiko Ebara
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B60 - VEHICLES IN GENERAL
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Dual drive for power boats
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Patent number 5,649,844
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Issue date Jul 22, 1997
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Hydra Drive System, Inc.
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Philip C. Caricof
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Torque limiter
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Patent number 5,545,109
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Issue date Aug 13, 1996
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Toshio Hayakawa
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Clutch torque control
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Patent number 5,505,676
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Issue date Apr 9, 1996
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The Stanley Works
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Duane R. Bookshar
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Torque Control clutch
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Patent number 5,167,309
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Issue date Dec 1, 1992
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Ingersoll-Rand Company
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Gregory P. Albert
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Power-operated tool
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Patent number 5,060,772
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Issue date Oct 29, 1991
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Cooper Industries, Inc.
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Heinz-Gerhard Anders
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Gear protection system for grinding mills
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Patent number 4,635,769
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Issue date Jan 13, 1987
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Canadian General Electric Company Limited
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Peter de Hertel Eastcott
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Device for tightening a screw joint
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Patent number 4,191,282
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Issue date Mar 4, 1980
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Atlas Copco Aktiebolag
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Knut C. Schoeps
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Power operated torque tool
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Patent number 4,049,104
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Issue date Sep 20, 1977
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Desoutter Brothers Limited
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George Henry Webb
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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3599067
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Patent number 3,599,067
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Issue date Aug 10, 1971
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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3593830
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Patent number 3,593,830
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Issue date Jul 20, 1971
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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3520392
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Patent number 3,520,392
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Issue date Jul 14, 1970
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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3515251
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Patent number 3,515,251
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Issue date Jun 2, 1970
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3442362
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Patent number 3,442,362
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Issue date May 6, 1969
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS