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发明名称
摘要
申请公布号
JPS505138(U)
申请公布日期
1975.01.20
申请号
JP19730055715U
申请日期
1973.05.12
申请人
发明人
分类号
H01C10/44;H01C10/38;(IPC1-7):H01C10/38
主分类号
H01C10/44
代理机构
代理人
主权项
地址
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