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发明名称
MANUFACTURE OF SHALLOW DRAWING PARTS
摘要
申请公布号
JPH04138826(A)
申请公布日期
1992.05.13
申请号
JP19900261809
申请日期
1990.09.30
申请人
NEC GUMMA LTD
发明人
MATSUOKA MASATAKE
分类号
B21D22/04;B21D35/00
主分类号
B21D22/04
代理机构
代理人
主权项
地址
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