Apparatus for forming seamless tubes and coating tubular sections,申请号US19500197572-传众专利搜索

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发明名称	Apparatus for forming seamless tubes and coating tubular sections
摘要
申请公布号	US2707813(A)	申请公布日期	1955.05.10
申请号	US19500197572	申请日期	1950.11.25
申请人	DICKSON SIDNEY M	发明人	DICKSON SIDNEY M.
分类号	B22D11/00	主分类号	B22D11/00
代理机构		代理人
主权项
地址

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