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发明名称
WORKING METHOD FOR PRECISE ALUMINUM PRODUCT HAVING HOLE
摘要
申请公布号
JPH05123809(A)
申请公布日期
1993.05.21
申请号
JP19910147768
申请日期
1991.05.23
申请人
FURUKAWA ALUM CO LTD;HIGASHI NIPPON TANZOU KK
发明人
KAWAMURA TOMOKAZU;YAMAGUCHI SUEKICHI
分类号
B21J1/06;B21J5/00;B21J5/02
主分类号
B21J1/06
代理机构
代理人
主权项
地址
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