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发明名称
WELDING METHOD OF LOW ALLOY STEEL
摘要
申请公布号
JPS5395142(A)
申请公布日期
1978.08.19
申请号
JP19770009219
申请日期
1977.02.01
申请人
TOKYO SHIBAURA ELECTRIC CO
发明人
WATANABE OSAMU
分类号
C21D9/50;B23K9/04;B23K9/23;B23K31/00
主分类号
C21D9/50
代理机构
代理人
主权项
地址
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