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发明名称
CAST TUBULAR X-JOINTS
摘要
申请公布号
GB8719921(D0)
申请公布日期
1987.09.30
申请号
GB19870019921
申请日期
1987.08.24
申请人
FESSLER, H;OLLERTON, E;BUCHAN, A W;WONG, J P W
发明人
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