Toothbrush,申请号US19310546180-传众专利搜索

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发明名称	Toothbrush
摘要
申请公布号	US1894413(A)	申请公布日期	1933.01.17
申请号	US19310546180	申请日期	1931.06.23
申请人	NENNING GEORGE H;CLIFFORD JOHNSON JOHN	发明人	NENNING GEORGE H.;JOHNSON JOHN CLIFFORD
分类号	A46B5/04	主分类号	A46B5/04
代理机构		代理人
主权项
地址

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