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发明名称
PIPES/TUBES
摘要
申请公布号
GB8317046(D0)
申请公布日期
1983.07.27
申请号
GB19830017046
申请日期
1983.06.23
申请人
CARBORUNDUM CO LTD
发明人
分类号
F16L3/00;F16L57/06;(IPC1-7):C04B35/58
主分类号
F16L3/00
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