Door closing and checking device,申请号US19340711911-传众专利搜索

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发明名称	Door closing and checking device
摘要
申请公布号	US2082455(A)	申请公布日期	1937.06.01
申请号	US19340711911	申请日期	1934.02.19
申请人	NORTON-LASIER COMPANY	发明人	LASIER DAVID R.
分类号	E05F3/06	主分类号	E05F3/06
代理机构		代理人
主权项
地址

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