Frein de sécurité pour cages d'extraction,申请号FRD999849-传众专利搜索

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发明名称	Frein de sécurité pour cages d'extraction
摘要
申请公布号	FR999849(A)	申请公布日期	1952.02.05
申请号	FRD999849	申请日期	1946.01.17
申请人	ANCIENS ETABLISSEMENTS BARBIER, BENARD & TURENNE	发明人
分类号	B66B5/26	主分类号	B66B5/26
代理机构		代理人
主权项
地址

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