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发明名称
Schaltungsanordnung zur Einleitung von Schaltvorgaengen in Fernsprechanlagen
摘要
申请公布号
DE631271(C)
申请公布日期
1936.06.18
申请号
DE1932S104192D
申请日期
1932.04.15
申请人
SIEMENS & HALSKE AKT.-GES.
发明人
KRUEGER DIPL.-ING. WOLFGANG
分类号
H04Q1/30
主分类号
H04Q1/30
代理机构
代理人
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