Coin controlled locking device for typewriters,申请号GB19470020456-传众专利搜索

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发明名称	Coin controlled locking device for typewriters
摘要
申请公布号	GB637465(A)	申请公布日期	1950.05.17
申请号	GB19470020456	申请日期	1947.07.29
申请人	MARLYN CARR FORD	发明人
分类号	G07F17/26	主分类号	G07F17/26
代理机构		代理人
主权项
地址

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