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发明名称
Способ очистки и полировки внутренней поверхности труб и устройство для его осуществления
摘要
申请公布号
SU124834(A2)
申请公布日期
1958.11.30
申请号
SU19540576790
申请日期
1954.09.21
申请人
TIMOFEEV N.S.
发明人
TIMOFEEV N.S.
分类号
B24C1/08
主分类号
B24C1/08
代理机构
代理人
主权项
地址
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