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摘要
申请公布号
JPS5687754(U)
申请公布日期
1981.07.14
申请号
JP19790170425U
申请日期
1979.12.11
申请人
发明人
分类号
G04C3/00;G04G9/00;G04G99/00;H03J1/02;H03J1/04;H03J3/12;H04B1/16;H05K11/00;(IPC1-7):H04B1/16
主分类号
G04C3/00
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代理人
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