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经营范围
发明名称
PHASE DETECTION SYSTEM
摘要
申请公布号
JPS53139964(A)
申请公布日期
1978.12.06
申请号
JP19770055152
申请日期
1977.05.13
申请人
NIPPON ELECTRIC CO
发明人
KOSHISAKA SABUROU
分类号
G01R25/00;H03K7/02;H03K9/04
主分类号
G01R25/00
代理机构
代理人
主权项
地址
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