Bonnet de sécurité,申请号FRD1056339-传众专利搜索

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发明名称	Bonnet de sécurité
摘要
申请公布号	FR1056339(A)	申请公布日期	1954.02.25
申请号	FRD1056339	申请日期	1952.02.23
申请人		发明人	LAMOUREUX LUCIEN-FRANCOIS-ALFR
分类号	A42B3/00	主分类号	A42B3/00
代理机构		代理人
主权项
地址

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