Perfectionnement au cintrage des tubes,申请号FRD1129575-传众专利搜索

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发明名称	Perfectionnement au cintrage des tubes
摘要
申请公布号	FR1129575(A)	申请公布日期	1957.01.23
申请号	FRD1129575	申请日期	1955.07.07
申请人		发明人	HUET ANDRE
分类号	B21D7/16	主分类号	B21D7/16
代理机构		代理人
主权项
地址

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