Perfectionnements apportés aux éléments de surfaçage tels, notamment, que ceux pour la transformation rapide des terrains ordinaires en terrains d'aviation,申请号FRD866876-传众专利搜索

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发明名称	Perfectionnements apportés aux éléments de surfaçage tels, notamment, que ceux pour la transformation rapide des terrains ordinaires en terrains d'aviation
摘要
申请公布号	FR866876(A)	申请公布日期	1941.09.15
申请号	FRD866876	申请日期	1940.05.11
申请人		发明人	CAMBRAY LOUIS, JOSEPH
分类号	E01C9/00;E01C9/08	主分类号	E01C9/00
代理机构		代理人
主权项
地址

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