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Vuilleumier heat pump
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Patent number 5,483,802
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Issue date Jan 16, 1996
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Mitsubishi Denki Kabushiki Kaisha
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Kazuhiko Kawajiri
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Cryocompressor with a self-centering piston
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Patent number 4,911,618
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Issue date Mar 27, 1990
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Mitsubishi Denki Kabushiki Kaisha
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Takuya Suganami
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Gas refrigerator
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Patent number 4,894,996
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Issue date Jan 23, 1990
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Mitsubishi Denki Kabushiki Kaisha
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Yoshio Kazumoto
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Gas cycle machine
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Patent number 4,872,313
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Issue date Oct 10, 1989
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Mitsubishi Denki Kabushiki Kaisha
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Yoshio Kazumoto
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Closed cycle gas refrigerator
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Patent number 4,822,390
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Issue date Apr 18, 1989
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Mitsubishi Denki Kabushiki Kaisha
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Yoshio Kazumoto
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Cryogenic compressor
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Patent number 4,817,390
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Issue date Apr 4, 1989
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Mitsubishi Denki Kabushiki Kaisha
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Takuya Suganami
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Vibration-reducing apparatus
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Patent number 4,811,563
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Issue date Mar 14, 1989
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Mitsubishi Denki Kabushiki Kaisha
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Yoshiro Furuishi
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Seal-ring type shaft-sealing device
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Patent number 4,348,029
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Issue date Sep 7, 1982
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Mitsubishi Denki Kabushiki Kaisha
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Norio Oishi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...