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Air conditioning system
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Patent number 5,139,197
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Issue date Aug 18, 1992
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Mitsubishi Denki Kabushiki Kaisha
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Yu Seshimo
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F24 - HEATING RANGES VENTILATING
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Air conditioning apparatus
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Patent number 4,821,526
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Issue date Apr 18, 1989
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Mitsubishi Denki Kabushiki Kaisha
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Nobuo Otsuka
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F24 - HEATING RANGES VENTILATING
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Air conditioning apparatus
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Patent number 4,754,919
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Issue date Jul 5, 1988
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Mitsubishi Denki Kabushiki Kaisha
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Nobuo Otsuka
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F24 - HEATING RANGES VENTILATING
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Air-conditioner
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Patent number 4,635,445
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Issue date Jan 13, 1987
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Mitsubishi Denki Kabushiki Kaisha
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Nobuo Otsuka
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F24 - HEATING RANGES VENTILATING