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经营范围
发明名称
RELAISSATZ FUER FERNSPRECHANLAGEN.
摘要
申请公布号
DE1725859(U)
申请公布日期
1956.07.12
申请号
DE195500D9597U
申请日期
1955.01.07
申请人
DEUTSCHE TELEPHONWERKE UND KABELINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
H01H51/06
主分类号
H01H51/06
代理机构
代理人
主权项
地址
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