Double-action metal-drawing press,申请号US19350032480-传众专利搜索

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发明名称	Double-action metal-drawing press
摘要
申请公布号	US2146535(A)	申请公布日期	1939.02.07
申请号	US19350032480	申请日期	1935.07.22
申请人	THE HYDRAULIC PRESS CORPORATION, INC.	发明人	ERNST WALTER
分类号	B21D24/14	主分类号	B21D24/14
代理机构		代理人
主权项
地址

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