Coin-controlled locking mechanisms,申请号US19600000651-传众专利搜索

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发明名称	Coin-controlled locking mechanisms
摘要
申请公布号	US3028941(A)	申请公布日期	1962.04.10
申请号	US19600000651	申请日期	1960.01.05
申请人	MCDONNELL RALPH R	发明人	MCDONNELL RALPH R.
分类号	E05B69/00;G07F17/10	主分类号	E05B69/00
代理机构		代理人
主权项
地址

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