Door-securing device,申请号US19270185835-传众专利搜索

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发明名称	Door-securing device
摘要
申请公布号	US1773233(A)	申请公布日期	1930.08.19
申请号	US19270185835	申请日期	1927.04.22
申请人	MACKINNON JOHN R	发明人	MACKINNON JOHN R.
分类号	E05C17/24	主分类号	E05C17/24
代理机构		代理人
主权项
地址

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