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发明名称
Einrichtung zur Feststellung des einer beliebigen Waehlereinstellung in Fernmeldeanlagen entsprechenden Wertes
摘要
申请公布号
DE684065(C)
申请公布日期
1939.11.22
申请号
DE1932M120931D
申请日期
1932.09.04
申请人
FRIEDRICH MERK TELEFONBAU AKT.-GES.
发明人
分类号
H04M15/10
主分类号
H04M15/10
代理机构
代理人
主权项
地址
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