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发明名称
FREMGANGSMAATE TIL FREMSTILLING AV HULE, TYNNVEGGEDE METALLEGEMER I ET STYKKE, HOVEDSAKELIG FOR BRUK SOM TRYKKBEHOLDERE, OG PRODUKTER FREMSTILT VED FREMGANGSMAATEN
摘要
申请公布号
NO814041(A)
申请公布日期
1982.06.01
申请号
NO19810004041
申请日期
1981.11.27
申请人
TUBETTIFICIO LIGURE S.P.A.,
发明人
BODEGA, SERGIO,
分类号
B21D22/28;B21D51/24;B21D51/26;(IPC1-7):B21D/;B21K/
主分类号
B21D22/28
代理机构
代理人
主权项
地址
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