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发明名称
METHOD AND APPARATUS FOR MAKING SOCKET PIPE-TYPE PARTS FROM PIPE BLANKS
摘要
申请公布号
SU1622063(A1)
申请公布日期
1991.01.23
申请号
SU19884400823
申请日期
1988.01.04
申请人
RREDRRIYIATIE R/YIA R-6234
发明人
VOLKOV EVGENIYI V,SU;DZVIDZNSNEV VALERIYI N,SU;UVAROV ALEKDZANDR DZ,SU;SNERNUDZNOV ALEKDZANDR I,SU
分类号
B21D41/02;B21C37/29
主分类号
B21D41/02
代理机构
代理人
主权项
地址
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