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发明名称
Vorrichtung zur Stillsetzung des Sprechdrahtes oder Sprechbandes von magnetischen Sprechmaschinen
摘要
申请公布号
DE587671(C)
申请公布日期
1933.11.06
申请号
DED587671D
申请日期
1930.01.24
申请人
TELEGRAPHIE-PATENT-SYNDIKAT G.M.B.H.
发明人
分类号
G11B27/13
主分类号
G11B27/13
代理机构
代理人
主权项
地址
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