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发明名称
Устройство для маркировки на внутренней и наружной поверхности труб
摘要
申请公布号
SU147995(A1)
申请公布日期
1961.11.30
申请号
SU19610742956
申请日期
1961.08.26
申请人
发明人
SHEKHET YA.M.
分类号
B21C51/00
主分类号
B21C51/00
代理机构
代理人
主权项
地址
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