Empty lock for vending machines,申请号US19400329436-传众专利搜索

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发明名称	Empty lock for vending machines
摘要
申请公布号	US2383229(A)	申请公布日期	1945.08.21
申请号	US19400329436	申请日期	1940.04.13
申请人	THOMPSON ERNEST H	发明人	THOMPSON ERNEST H.
分类号	G07F1/00	主分类号	G07F1/00
代理机构		代理人
主权项
地址

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