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经营范围
发明名称
Appareil téléphonique, en particulier appareil à intercommunications
摘要
申请公布号
FR1107002(A)
申请公布日期
1955.12.27
申请号
FRD1107002
申请日期
1954.08.31
申请人
ALLGEMEINE TELEFON-FABRIK G. M. B. H.
发明人
分类号
H04M1/52;H04M9/00
主分类号
H04M1/52
代理机构
代理人
主权项
地址
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