Extrusion press for the treatment of plastic materials,申请号US19330665008-传众专利搜索

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发明名称	Extrusion press for the treatment of plastic materials
摘要
申请公布号	US1997525(A)	申请公布日期	1935.04.09
申请号	US19330665008	申请日期	1933.04.07
申请人	OTTO LEFNAER	发明人	LEFNAER OTTO
分类号	B28B3/20	主分类号	B28B3/20
代理机构		代理人
主权项
地址

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