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发明名称
MULTILAYER TUBING MADE FROM METAL AND PRODUCTION PROCESS THEREFOR
摘要
申请公布号
GB9106529(D0)
申请公布日期
1991.05.15
申请号
GB19910006529
申请日期
1991.03.27
申请人
BUNDY GMBH
发明人
分类号
B21C37/06;B23K1/16;B23K35/30;B32B15/01;B60T17/04;C22C38/44;C22C38/50;F16L9/16;F16L58/00
主分类号
B21C37/06
代理机构
代理人
主权项
地址
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