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发明名称
SHEET LAYER
摘要
申请公布号
SU822958(A1)
申请公布日期
1981.04.23
申请号
SU19792791251
申请日期
1979.07.17
申请人
STARO-KRAMATORSKIJ MASHINOSTROITELNYJ ZAVOD IM.ORDZHONIKIDZE
发明人
PISARENKO NIKOLAJ T,SU;KHEJFETS GRIGORIJ R,SU;BULGAKOV EVGENIJ G,SU
分类号
B21D43/22;(IPC1-7):B21D43/22
主分类号
B21D43/22
代理机构
代理人
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