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发明名称
PRODUCTION OF AL HOLLOW STRUCTURE
摘要
申请公布号
JPH03133569(A)
申请公布日期
1991.06.06
申请号
JP19890269639
申请日期
1989.10.16
申请人
NIPPONDENSO CO LTD;SUMITOMO LIGHT METAL IND LTD
发明人
KAWAMURA KOICHI;UENO YOSHIBUMI;TEJIMA KIYOHIDE;SASAKI TOSHINARI;NANBA KEIZO;ITO YASUNAGA
分类号
B23K1/00;B23K1/19;B23K35/28
主分类号
B23K1/00
代理机构
代理人
主权项
地址
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