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发明名称
HERSTELLUNG VON POLYMETALLISCHEM VERBUNDBAND.
摘要
申请公布号
DE3772093(D1)
申请公布日期
1991.09.19
申请号
DE19873772093
申请日期
1987.05.05
申请人
USINOR CHATILLON, PUTEAUX, FR
发明人
GROSBETY, YVES, 62190 LILLIERS, FR;BAVAY, JEAN-CLAUDE, 62330 ISBERGUES, FR;BOURGAIN, PIERRE, 62120 AIRES-SUR-LA-LYS, FR
分类号
B21B1/38;B23K25/00;(IPC1-7):B21B1/38
主分类号
B21B1/38
代理机构
代理人
主权项
地址
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