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发明名称
Приспособление для разметки труб
摘要
申请公布号
SU89716(A1)
申请公布日期
1950.11.30
申请号
SU19500416540
申请日期
1950.04.18
申请人
NIKOLAEV V.M.
发明人
NIKOLAEV V.M.
分类号
G01B5/20;G01B5/25
主分类号
G01B5/20
代理机构
代理人
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