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发明名称
Schaltungsanordnung fuer Muenzfernsprecher
摘要
申请公布号
DE571498(C)
申请公布日期
1933.03.01
申请号
DE1926T032383D
申请日期
1926.09.17
申请人
TELEPHON-APPARAT-FABRIK E. ZWIETUSCH & CO. G.M.B.H.
发明人
HORN DIPL.-ING. ARNO
分类号
H04M17/02
主分类号
H04M17/02
代理机构
代理人
主权项
地址
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