Improvements relating to punch presses for forming metal shells, such as electric lamp bases,申请号GB19590031452-传众专利搜索

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发明名称	Improvements relating to punch presses for forming metal shells, such as electric lamp bases
摘要
申请公布号	GB855763(A)	申请公布日期	1960.12.07
申请号	GB19590031452	申请日期	1959.09.15
申请人	GENERAL ELECTRIC COMPANY	发明人
分类号	B21D24/00	主分类号	B21D24/00
代理机构		代理人
主权项
地址

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