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发明名称
VOLTAGE FREQUENCY DETECTOR OF AC POWER SUPPLY
摘要
申请公布号
JPS5527979(A)
申请公布日期
1980.02.28
申请号
JP19780101679
申请日期
1978.08.21
申请人
TEAC CORP
发明人
HAYAKAWA YUUJI
分类号
G01R23/15
主分类号
G01R23/15
代理机构
代理人
主权项
地址
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