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发明名称
METHOD FOR PRODUCING COMPOSITE METALLIC PIPE BY EXPLOSION PRESSURE WELDING
摘要
申请公布号
US3740826(A)
申请公布日期
1973.06.26
申请号
USD3740826
申请日期
1971.06.17
申请人
ASAHI KASEI K K K,JA
发明人
BABA N,JA
分类号
B21D39/04;B23K20/08;(IPC1-7):B23K21/00
主分类号
B21D39/04
代理机构
代理人
主权项
地址
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