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发明名称
DYNAMISCHER WANDLER FUER FERNSPRECHZWECKE MIT EINEM MAGNETEN HOHER KOERZITIVKRAFT.
摘要
申请公布号
DE1710253(U)
申请公布日期
1955.11.03
申请号
DE195400T5131U
申请日期
1954.08.03
申请人
FRIEDRICH REINER, TELEFONFABRIK
发明人
分类号
主分类号
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