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经营范围
发明名称
ELECTRON BEAM WELDING
摘要
申请公布号
JPS5334649(A)
申请公布日期
1978.03.31
申请号
JP19760109403
申请日期
1976.09.14
申请人
KOMATSU MFG CO LTD
发明人
NISHIMORI MASAHIRO
分类号
B23K15/02;B23K15/00
主分类号
B23K15/02
代理机构
代理人
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