Ejecting means for machines for making frames,申请号US19500150073-传众专利搜索

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发明名称	Ejecting means for machines for making frames
摘要
申请公布号	US2613719(A)	申请公布日期	1952.10.14
申请号	US19500150073	申请日期	1950.03.16
申请人	METAL PRODUCTS CORPORATION	发明人	CONRAD OWEN
分类号	B21D53/74	主分类号	B21D53/74
代理机构		代理人
主权项
地址

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