Locking means for the doors of elevators,申请号US19280308839-传众专利搜索

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发明名称	Locking means for the doors of elevators
摘要
申请公布号	US1835544(A)	申请公布日期	1931.12.08
申请号	US19280308839	申请日期	1928.09.27
申请人	OTIS ELEVATOR COMPANY	发明人	WERNER HERMAN CARL
分类号	E05B65/00	主分类号	E05B65/00
代理机构		代理人
主权项
地址

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