Dispositif d'insufflation d'air à l'usage des dentistes,申请号FRD720509-传众专利搜索

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发明名称	Dispositif d'insufflation d'air à l'usage des dentistes
摘要
申请公布号	FR720509(A)	申请公布日期	1932.02.20
申请号	FRD720509	申请日期	1931.07.23
申请人		发明人	FRANK ERNST;BRINKMANN KARL
分类号	A61C17/022	主分类号	A61C17/022
代理机构		代理人
主权项
地址

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