Improvements in or relating to machines for drilling button blanks,申请号GB19480013163-传众专利搜索

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发明名称	Improvements in or relating to machines for drilling button blanks
摘要
申请公布号	GB651539(A)	申请公布日期	1951.04.04
申请号	GB19480013163	申请日期	1948.05.13
申请人	EAST ANGLIAN ENGINEERING COMPANY LIMITED	发明人	HAMMETT EDWARD SIDNEY
分类号	B29D23/14	主分类号	B29D23/14
代理机构		代理人
主权项
地址

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