Improvements in or relating to dental units,申请号GB19400010378-传众专利搜索

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发明名称	Improvements in or relating to dental units
摘要
申请公布号	GB543971(A)	申请公布日期	1942.03.23
申请号	GB19400010378	申请日期	1940.06.14
申请人	ALPHONSE FERDINAND PIEPER	发明人
分类号	A61G15/16	主分类号	A61G15/16
代理机构		代理人
主权项
地址

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