Dispositif de pression hydraulique appliqué aux polissoirs à genouillères,申请号FRD808563-传众专利搜索

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发明名称	Dispositif de pression hydraulique appliqué aux polissoirs à genouillères
摘要
申请公布号	FR808563(A)	申请公布日期	1937.02.10
申请号	FRD808563	申请日期	1936.06.22
申请人	ETABLISSEMENTS PERROT & AUBERTIN	发明人
分类号	B24B27/00	主分类号	B24B27/00
代理机构		代理人
主权项
地址

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