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Manipulator
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Patent number 5,378,968
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Issue date Jan 3, 1995
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Hitachi, Ltd.
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Naoya Ezawa
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Master slave manipulator system
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Patent number 5,105,367
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Issue date Apr 14, 1992
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Hitachi, Ltd.
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Akira Tsuchihashi
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Manipulator
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Patent number 5,047,701
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Issue date Sep 10, 1991
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Hitachi, Ltd.
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Shinichi Takarada
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Robot system
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Patent number 4,906,907
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Issue date Mar 6, 1990
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Hitachi, Ltd.
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Akira Tsuchihashi
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B64 - AIRCRAFT AVIATION COSMONAUTICS