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发明名称
AUXILIARY APPARATUS FOR ASSEMBLING STEEL MATERIAL
摘要
申请公布号
JPH02258169(A)
申请公布日期
1990.10.18
申请号
JP19890082268
申请日期
1989.03.31
申请人
NIPPON STEEL WELD PROD & ENG CO LTD;YOKOKAWA KYORYO SEISAKUSHO:KK
发明人
TAMAI NAOHARU;MARUYAMA TAKESHI;AOKI SHINPEI
分类号
B23K37/04;B23K9/00
主分类号
B23K37/04
代理机构
代理人
主权项
地址
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