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Susumu Kashiwazaki
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Utsunomiya, JP
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Patents Grants
last 30 patents
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Patent Grant
Air conditioner
Patent number
4,502,290
Issue date
Mar 5, 1985
Hitachi, Ltd.
Akio Suzuki
F24 - HEATING RANGES VENTILATING
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Patent Grant
Room air conditioner
Patent number
4,111,000
Issue date
Sep 5, 1978
Hitachi, Ltd.
Akio Sakazume
F24 - HEATING RANGES VENTILATING