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发明名称
Magnetton-Aufzeichnungsgeraet zur selbsttaetigen Aufzeichnung von Gespraechen
摘要
申请公布号
DE883003(C)
申请公布日期
1953.07.13
申请号
DE1949P053519
申请日期
1949.09.01
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
BODENSTEIN CAMILLO DIPL.-ING.
分类号
H04M1/65
主分类号
H04M1/65
代理机构
代理人
主权项
地址
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