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发明名称
PLUG DRAWING OF HOLLOW BODIES
摘要
申请公布号
AU583340(B2)
申请公布日期
1989.04.27
申请号
AU19860052581
申请日期
1986.01.21
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION.
发明人
DENNIS HUGH SANSOME;GERALD MAYNARD JONES
分类号
B21C1/24;B21C3/16;B21C9/00;(IPC1-7):B21C1/24
主分类号
B21C1/24
代理机构
代理人
主权项
地址
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