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发明名称
Automatisch telecommunicatiestelsel
摘要
申请公布号
BE560597(A)
申请公布日期
1960.04.22
申请号
BE19570560597
申请日期
1957.09.06
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
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代理人
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地址
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