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经营范围
发明名称
ARC WELDING METHOD
摘要
申请公布号
JPS53103956(A)
申请公布日期
1978.09.09
申请号
JP19770018187
申请日期
1977.02.23
申请人
HITACHI LTD;HITACHI SEIKO KK
发明人
IMANAGA AKIYOSHI;HANEDA MITSUAKI;TAGUCHI HIRONARI;FURUSAWA KOUICHIROU
分类号
B23K9/16;B23K9/00;B23K9/08;B23K9/167
主分类号
B23K9/16
代理机构
代理人
主权项
地址
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