Rotary toothbrush with movable lip guard,申请号US19460691979-传众专利搜索

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发明名称	Rotary toothbrush with movable lip guard
摘要
申请公布号	US2533107(A)	申请公布日期	1950.12.05
申请号	US19460691979	申请日期	1946.08.21
申请人	GROVER DONALD P	发明人	GROVER DONALD P.
分类号	A61C17/24	主分类号	A61C17/24
代理机构		代理人
主权项
地址

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