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摘要
申请公布号
NL7019090(A)
申请公布日期
1972.07.04
申请号
NL19700019090
申请日期
1970.12.31
申请人
发明人
分类号
H01H3/30;H01H3/46;H01H31/20;H01H33/02;H01H33/12;H01H33/24;H01H33/666;(IPC1-7):H01H33/52;H01H13/14;H01H33/42;H01H33/66
主分类号
H01H3/30
代理机构
代理人
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地址
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