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发明名称
BOX COLUMN WELDED JOINT
摘要
申请公布号
JPH0489195(A)
申请公布日期
1992.03.23
申请号
JP19900202384
申请日期
1990.08.01
申请人
MITSUBISHI HEAVY IND LTD
发明人
SHIMOYAMA HIROSHI;FUKUNAGA YOSHIAKI
分类号
B23K33/00;B23K9/00
主分类号
B23K33/00
代理机构
代理人
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