UN APARATO DE CIERRE PARA UNA ABERTURA DE ENTRADA EN UNA ESTRUCTURA DE PARED DE UNA INSTALACION DE ASCENSOR.,申请号ES19750003711-传众专利搜索

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发明名称	UN APARATO DE CIERRE PARA UNA ABERTURA DE ENTRADA EN UNA ESTRUCTURA DE PARED DE UNA INSTALACION DE ASCENSOR.
摘要
申请公布号	ES371175(A1)	申请公布日期	1971.08.16
申请号	ES19750003711	申请日期	1969.09.03
申请人	OTIS ELEVATOR COMPANY	发明人
分类号	B66B13/30;E06B3/92;(IPC1-7):66B/	主分类号	B66B13/30
代理机构		代理人
主权项
地址

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