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经营范围
发明名称
FRICTION WELDING APPARATUS
摘要
申请公布号
SU1303331(A1)
申请公布日期
1987.04.15
申请号
SU19843754123K
申请日期
1984.06.14
申请人
PERVUSHIN MIKHAIL M;PERVUSHIN SERGEJ M
发明人
PERVUSHIN MIKHAIL M;PERVUSHIN SERGEJ M
分类号
B23K20/12;(IPC1-7):B23K20/12
主分类号
B23K20/12
代理机构
代理人
主权项
地址
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