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发明名称
APPARATUS FOR INNER WORKING OF ELONGATED TUBES
摘要
申请公布号
SU837620(A1)
申请公布日期
1981.06.15
申请号
SU19792814708
申请日期
1979.09.03
申请人
BODRYAGIN VLADIMIR N,SU
发明人
BODRYAGIN VLADIMIR N,SU
分类号
B23D21/14;(IPC1-7):B23D21/14
主分类号
B23D21/14
代理机构
代理人
主权项
地址
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