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发明名称
COMPOSITE BACK-UP PLATE FOR FORMING BACK SIDE OF WELD
摘要
申请公布号
SU1611674(A1)
申请公布日期
1990.12.07
申请号
SU19894638694
申请日期
1989.01.17
申请人
PROIZV OB "MARIUPOLTYAZHMASH"
发明人
ANTIFEEV ANATOLIJ E,SU;KIRZON GRIGORIJ YA,SU;GAVRILOV VLADIMIR E,SU;KOKHAN ANATOLIJ E,SU;ANTIPENKO EFIM I,SU
分类号
B23K37/06;B23K9/035
主分类号
B23K37/06
代理机构
代理人
主权项
地址
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