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摘要
申请公布号
GB0221432(D0)
申请公布日期
2002.10.23
申请号
GB20020021432
申请日期
2002.09.16
申请人
TRUFLO AIR MOVEMENT LTD
发明人
分类号
B21D22/02;B21D37/20;B21D53/36
主分类号
B21D22/02
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