Elevator door control mechanism,申请号US19520320267-传众专利搜索

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发明名称	Elevator door control mechanism
摘要
申请公布号	US2720284(A)	申请公布日期	1955.10.11
申请号	US19520320267	申请日期	1952.11.13
申请人	OTIS ELEVATOR COMPANY	发明人	GALANTY HAROLD EDWARD
分类号	B66B13/26	主分类号	B66B13/26
代理机构		代理人
主权项
地址

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