Coin-controlled switch,申请号US19440535686-传众专利搜索

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发明名称	Coin-controlled switch
摘要
申请公布号	US2484711(A)	申请公布日期	1949.10.11
申请号	US19440535686	申请日期	1944.05.15
申请人	WALTER JOHNSON	发明人	JACKSON NORMAN M.
分类号	G07F5/10	主分类号	G07F5/10
代理机构		代理人
主权项
地址

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