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发明名称
Automatische telecommunicatiecentrale
摘要
申请公布号
BE563381(A)
申请公布日期
1960.06.17
申请号
BE19570563381
申请日期
1957.12.20
申请人
BELL TELEPHONE MUNUFACTURING COMPANY N V
发明人
分类号
A45D8/38;H04Q3/52;H04Q11/04
主分类号
A45D8/38
代理机构
代理人
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地址
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