Shielded rotary toothbrush,申请号US19410376108-传众专利搜索

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发明名称	Shielded rotary toothbrush
摘要
申请公布号	US2314117(A)	申请公布日期	1943.03.16
申请号	US19410376108	申请日期	1941.01.27
申请人	BECKNER DWIGHT S	发明人	BECKNER DWIGHT S.
分类号	A61C17/26	主分类号	A61C17/26
代理机构		代理人
主权项
地址

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