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发明名称
ELECTRON BEAM WELDING DEVICE
摘要
申请公布号
JPS5268045(A)
申请公布日期
1977.06.06
申请号
JP19750143863
申请日期
1975.12.05
申请人
OSAKA TRANSFORMER CO LTD
发明人
YAMADA SHIGEKI
分类号
H01J37/315;B23K15/00;B23K15/06;H01J37/30
主分类号
H01J37/315
代理机构
代理人
主权项
地址
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