ELECTRIC BRAKE CONTROL FOR ELEVATORS,申请号CAD546969-传众专利搜索

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发明名称	ELECTRIC BRAKE CONTROL FOR ELEVATORS
摘要
申请公布号	CA546969(A)	申请公布日期	1957.10.01
申请号	CAD546969	申请日期
申请人	OTIS ELEVATOR COMPANY	发明人	WILLIAM H. BRUNS
分类号		主分类号
代理机构		代理人
主权项
地址

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