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发明名称
Telephonanlage.
摘要
申请公布号
CH234264(A)
申请公布日期
1944.09.15
申请号
CHD234264
申请日期
1936.06.15
申请人
BELL TELEPHONE MANUFACTURING COMPANY, SOCIETE ANONYME
发明人
BELL TELEPHONE MANUFACTURING COMPANY, SOCIETE ANONYME
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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