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发明名称
Соединительная линия
摘要
申请公布号
SU74846(A1)
申请公布日期
1948.11.30
申请号
SU19450336066
申请日期
1945.01.10
申请人
RUSAKOV L.Z.
发明人
RUSAKOV L.Z.
分类号
H04M7/10;H04Q3/58
主分类号
H04M7/10
代理机构
代理人
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