Safety device for circuitous elevators,申请号US19310512290-传众专利搜索

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发明名称	Safety device for circuitous elevators
摘要
申请公布号	US1869883(A)	申请公布日期	1932.08.02
申请号	US19310512290	申请日期	1931.01.30
申请人	WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY	发明人	CURRIE GILBERT
分类号	E04H6/14	主分类号	E04H6/14
代理机构		代理人
主权项
地址

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