Method of and apparatus for preparing metal stock for use in pipe making,申请号US19300424602-传众专利搜索

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发明名称	Method of and apparatus for preparing metal stock for use in pipe making
摘要
申请公布号	US1852237(A)	申请公布日期	1932.04.05
申请号	US19300424602	申请日期	1930.01.30
申请人	MORGAN CONSTRUCTION COMPANY	发明人	GEORGE JEROME R.
分类号	B21C37/08	主分类号	B21C37/08
代理机构		代理人
主权项
地址

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