Dispositif pour le filage continu de tubes métalliques,申请号FRD884157-传众专利搜索

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发明名称	Dispositif pour le filage continu de tubes métalliques
摘要
申请公布号	FR884157(A)	申请公布日期	1943.08.04
申请号	FRD884157	申请日期	1942.06.11
申请人	SOCIETA ITALIANA PIRELLI	发明人
分类号	B21C23/30	主分类号	B21C23/30
代理机构		代理人
主权项
地址

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