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发明名称
Schaltungsanordnung fuer eine Fernsprechverbindung zwischen einer UEberwachungsstelle und einem Taucher
摘要
申请公布号
DE1127952(B)
申请公布日期
1962.04.19
申请号
DE1959R026248
申请日期
1959.08.26
申请人
RISTAU & BERGANN
发明人
RISTAU DR. KURT;SEIFFERT DR. MANFRED;BERGANN HANS JOACHIM
分类号
H04M9/00
主分类号
H04M9/00
代理机构
代理人
主权项
地址
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