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发明名称
SWITCHING APPARATUS
摘要
申请公布号
SU644040(A1)
申请公布日期
1979.01.25
申请号
SU19772449154
申请日期
1977.02.01
申请人
IVANOV YURIJ V,SU
发明人
IVANOV YURIJ V,SU
分类号
H03K17/72;(IPC1-7):H03K17/72
主分类号
H03K17/72
代理机构
代理人
主权项
地址
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