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发明名称
FINNED TUBING
摘要
申请公布号
ZA7803112(B)
申请公布日期
1979.01.31
申请号
ZA19780003112
申请日期
1978.05.30
申请人
HEAT EXCHANGERS AFRICA LTD
发明人
THOMAS H
分类号
B21D51/00
主分类号
B21D51/00
代理机构
代理人
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