Dispositif d'évacuation des détritus,申请号FRD1014764-传众专利搜索

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发明名称	Dispositif d'évacuation des détritus
摘要
申请公布号	FR1014764(A)	申请公布日期	1952.08.21
申请号	FRD1014764	申请日期	1950.03.17
申请人		发明人	COLLETT MICHEL-MARIE-ALEXAND;DUCHEMIN JEAN-MAURICE
分类号	E03C1/266	主分类号	E03C1/266
代理机构		代理人
主权项
地址

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