Elevator control device,申请号US19290396174-传众专利搜索

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发明名称	Elevator control device
摘要
申请公布号	US1833126(A)	申请公布日期	1931.11.24
申请号	US19290396174	申请日期	1929.09.30
申请人	ELEVATOR COMPANY OF AMERICA	发明人	RICE JOSEPH
分类号	B66B11/08	主分类号	B66B11/08
代理机构		代理人
主权项
地址

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