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经营范围
发明名称
AUTOMATIC TELEPHONY.
摘要
申请公布号
IE14497(L)
申请公布日期
1936.05.17
申请号
IED14497
申请日期
1935.11.13
申请人
HASLER A.-G., VORMALS TELEGRAPHENWERKSTATTE
发明人
分类号
H04M3/54;(IPC1-7):H04M3/54
主分类号
H04M3/54
代理机构
代理人
主权项
地址
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