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发明名称
PRESERVATION DEVICE CONTROLLING ALARM THROUGH ABNORMAL SOUND DETECTION
摘要
申请公布号
JPS53114396(A)
申请公布日期
1978.10.05
申请号
JP19770027944
申请日期
1977.03.16
申请人
HITACHI LTD
发明人
SUGIYAMA SHIYUNSUKE
分类号
G08B21/00;F01D21/14;F01D25/00;G08B23/00
主分类号
G08B21/00
代理机构
代理人
主权项
地址
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