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发明名称
METHOD OF WELDING DIFFERENT METALS
摘要
申请公布号
JPS5227045(A)
申请公布日期
1977.03.01
申请号
JP19750102892
申请日期
1975.08.27
申请人
HITACHI LTD
发明人
MAKI HIDEO;SHINPO KATSUTOSHI
分类号
B21D39/04;B23K20/00;B23P11/00;G21C3/06;G21C3/30
主分类号
B21D39/04
代理机构
代理人
主权项
地址
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