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发明名称
BACKING AND AIRRSHIELDING METHOD FOR ONE SIDE ELECTRONIC BEAM WELDING
摘要
申请公布号
JPS5456955(A)
申请公布日期
1979.05.08
申请号
JP19770123888
申请日期
1977.10.15
申请人
KOGYO GIJUTSUIN;MITSUI SHIPBUILDING ENG
发明人
HAMAZAKI MASANOBU;OKANO TOSHIMICHI;KISHIMOTO MASANORI;YOKOUCHI HISASHI;MISAKI TAKUYA
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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