SAFETY DOOR LOCK,申请号USD3591219-传众专利搜索

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发明名称	SAFETY DOOR LOCK
摘要
申请公布号	US3591219(A)	申请公布日期	1971.07.06
申请号	USD3591219	申请日期	1969.07.18
申请人	MICHAEL GRAZIOSI	发明人	MICHAEL GRAZIOSI
分类号	E05B17/20;E05C3/04;(IPC1-7):E05C3/04	主分类号	E05B17/20
代理机构		代理人
主权项
地址

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