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发明名称
MAKING PIPE ELBOWS
摘要
申请公布号
IE842779(L)
申请公布日期
1985.04.30
申请号
IE19840002779
申请日期
1984.10.30
申请人
FOSTER WHEELER ENERGY CORP
发明人
分类号
B21C37/28;F16L43/00;(IPC1-7):B21C37/15
主分类号
B21C37/28
代理机构
代理人
主权项
地址
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