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经营范围
发明名称
Telephon-Teilnehmerstation.
摘要
申请公布号
CH218528(A)
申请公布日期
1941.12.15
申请号
CHD218528
申请日期
1940.10.28
申请人
BELL TELEPHONE MANUFACTURING COMPANY, SOCIETE ANONYME
发明人
BELL TELEPHONE MANUFACTURING COMPANY, SOCIETE ANONYME
分类号
H04M1/02
主分类号
H04M1/02
代理机构
代理人
主权项
地址
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