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发明名称
Waehler mit mehreren Schaltarmsaetzen, insbesondere in Fernsprechanlagen
摘要
申请公布号
DE655921(C)
申请公布日期
1938.01.29
申请号
DED655921D
申请日期
1930.11.23
申请人
SIEMENS BROTHERS & CO. LIMITED
发明人
分类号
H01H67/06
主分类号
H01H67/06
代理机构
代理人
主权项
地址
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