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经营范围
发明名称
VERFAHREN ZUR HERSTELLUNG VON GEWELLTEN DOPPEL-T-TRAEGERN UND VORRICHTUNG ZUR DURCHFUEHRUNG DES VERFAHRENS
摘要
申请公布号
DE3049459(A1)
申请公布日期
1982.02.18
申请号
DE19803049459
申请日期
1980.12.30
申请人
SUMITOMO METAL INDUSTRIES,LTD.
发明人
HAMADA,MASAMI;TANAKA,KIYOKAZU;KIKUCHI,TAKESHI;ASAI,YASUHIRO;HAYASHI,CHIHIRO;OHTAKE,FUMIO
分类号
B21D47/01;E04C3/04;E04C3/06;(IPC1-7):B21D13/04
主分类号
B21D47/01
代理机构
代理人
主权项
地址
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