Improvements in or relating to ticket issuing machines,申请号GB19490022638-传众专利搜索

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发明名称	Improvements in or relating to ticket issuing machines
摘要
申请公布号	GB695544(A)	申请公布日期	1953.08.12
申请号	GB19490022638	申请日期	1949.08.31
申请人	BELL PUNCH COMPANY LIMITED	发明人
分类号	G07F17/42	主分类号	G07F17/42
代理机构		代理人
主权项
地址

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