Gum massaging and teeth exercising device,申请号US19370124294-传众专利搜索

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发明名称	Gum massaging and teeth exercising device
摘要
申请公布号	US2091511(A)	申请公布日期	1937.08.31
申请号	US19370124294	申请日期	1937.02.05
申请人	BESSIE LONDON	发明人	LONDON BESSIE
分类号	A61H13/00	主分类号	A61H13/00
代理机构		代理人
主权项
地址

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