Coin-actuated time-control mechanism,申请号US19480039251-传众专利搜索

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发明名称	Coin-actuated time-control mechanism
摘要
申请公布号	US2586549(A)	申请公布日期	1952.02.19
申请号	US19480039251	申请日期	1948.07.17
申请人	MILLER ERNEST A	发明人	MILLER ERNEST A.
分类号	G07F17/02	主分类号	G07F17/02
代理机构		代理人
主权项
地址

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