Perfectionnements aux mécanismes de commande des portes d'ascenseurs,申请号FRD714589-传众专利搜索

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发明名称	Perfectionnements aux mécanismes de commande des portes d'ascenseurs
摘要
申请公布号	FR714589(A)	申请公布日期	1931.11.17
申请号	FRD714589	申请日期	1931.03.31
申请人	ATELIERS OTIS-PIFRE	发明人
分类号	B66B13/08	主分类号	B66B13/08
代理机构		代理人
主权项
地址

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