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发明名称
Vakuumschalter
摘要
申请公布号
AT193981(B)
申请公布日期
1957.12.10
申请号
ATD193981
申请日期
1956.02.02
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
分类号
主分类号
代理机构
代理人
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