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发明名称
Fernmeldeanlage.
摘要
申请公布号
CH235154(A)
申请公布日期
1944.11.15
申请号
CHD235154
申请日期
1938.11.19
申请人
BELL TELEPHONE MANUFACTURING COMPANY, SOCIETE ANONYME
发明人
BELL TELEPHONE MANUFACTURING COMPANY, SOCIETE ANONYME
分类号
H04J3/00;H04L27/00
主分类号
H04J3/00
代理机构
代理人
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