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Katuyoshi Kumazawa
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Yamato, JP
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last 30 patents
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Patent Grant
Air-conditioning apparatus
Patent number
5,878,810
Issue date
Mar 9, 1999
Kabushiki Kaisha Toshiba
Kazuo Saito
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Patent Grant
Multi-type air heating apparatus utilizing phase variation of heati...
Patent number
5,161,739
Issue date
Nov 10, 1992
Kabushiki Kaisha Toshiba
Kazuo Saito
F24 - HEATING RANGES VENTILATING