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Electric power tool
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Patent number 9,579,776
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Issue date Feb 28, 2017
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PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
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Tadashi Arimura
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Electric power tool
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Patent number 8,708,861
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Issue date Apr 29, 2014
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Panasonic Corporation
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Kenichirou Inagaki
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Speed-changing device
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Patent number 8,672,807
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Issue date Mar 18, 2014
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Panasonic Corporation
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Masatoshi Atsumi
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B60 - VEHICLES IN GENERAL