METHOD AND APPARATUS FOR TREATING THE SURFACE OF HELICALLY GROOVED TUBES (FLEXIBLE PIPES) OF ANY LENGTH,申请号CAD536602-传众专利搜索

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发明名称	METHOD AND APPARATUS FOR TREATING THE SURFACE OF HELICALLY GROOVED TUBES (FLEXIBLE PIPES) OF ANY LENGTH
摘要
申请公布号	CA536602(A)	申请公布日期	1957.01.29
申请号	CAD536602	申请日期
申请人	VADOTUB AKTIENGESELLSCHAFT	发明人	ROBERT J. DOKOPIL
分类号		主分类号
代理机构		代理人
主权项
地址

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