Means for effecting rotary operations in step presses,申请号US19260145044-传众专利搜索

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发明名称	Means for effecting rotary operations in step presses
摘要
申请公布号	US1784745(A)	申请公布日期	1930.12.09
申请号	US19260145044	申请日期	1926.10.29
申请人	BRUNO NIER ERNST	发明人	NIER ERNST BRUNO
分类号	B21D19/04;B21D51/00	主分类号	B21D19/04
代理机构		代理人
主权项
地址

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