Perfectionnements aux tubes à paroi mince et à un procédé de fabrication de ces tubes,申请号FR19650044538-传众专利搜索

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发明名称	Perfectionnements aux tubes à paroi mince et à un procédé de fabrication de ces tubes
摘要
申请公布号	FR1469208(A)	申请公布日期	1967.02.10
申请号	FR19650044538	申请日期	1965.12.31
申请人		发明人	BODDINGTON OWEN BURMAN
分类号	B21C37/12;F16L9/04;F16L23/028	主分类号	B21C37/12
代理机构		代理人
主权项
地址

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