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发明名称
Schaltungsanordnung fuer Rufstromeinrichtungen in Fernmelde-, insbesondere Fernsprechanlagen
摘要
申请公布号
DE934954(C)
申请公布日期
1955.11.10
申请号
DE1953I007664
申请日期
1953.09.05
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
MIERLO STANISLAS VAN;BATAILLE MAURICE CAMILLE EUGENE
分类号
H04M19/02;H04Q3/00
主分类号
H04M19/02
代理机构
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