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发明名称
A METHOD FOR MANUFACTURING A CORRUGATED FIN AND SHAPING ROLL APPARATUS THEREFOR
摘要
申请公布号
GB9123380(D0)
申请公布日期
1991.12.18
申请号
GB19910023380
申请日期
1991.11.04
申请人
NIPPONDENSO CO LTD
发明人
分类号
B21D28/10;B21D13/04;B21D31/04;B21D53/08;F28F1/12
主分类号
B21D28/10
代理机构
代理人
主权项
地址
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