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发明名称
METHOD FOR JOINING HOT STEEL MATERIALS
摘要
申请公布号
JPH07178416(A)
申请公布日期
1995.07.18
申请号
JP19930323508
申请日期
1993.12.22
申请人
SUMITOMO METAL IND LTD
发明人
SAKAMOTO KOICHI
分类号
B21B15/00;B21B1/26;B23K20/00;(IPC1-7):B21B1/26
主分类号
B21B15/00
代理机构
代理人
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地址
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