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发明名称
ELECTRON BEAM WELDING FOR THICK PLATE MEMBERS
摘要
申请公布号
JPS52136857(A)
申请公布日期
1977.11.15
申请号
JP19760053221
申请日期
1976.05.12
申请人
HITACHI LTD
发明人
NAKASAKI TAKAMITSU;KITA HISANAO;YONEZAWA TATSUO
分类号
B23K15/00
主分类号
B23K15/00
代理机构
代理人
主权项
地址
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