Twisted tuft rotary brush,申请号US19610107442-传众专利搜索

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发明名称	Twisted tuft rotary brush
摘要
申请公布号	US3139642(A)	申请公布日期	1964.07.07
申请号	US19610107442	申请日期	1961.05.03
申请人	THE OSBORN MANUFACTURING COMPANY	发明人	NELSON BROOKS E.;GRAY WILLARD A.
分类号	A46B13/00	主分类号	A46B13/00
代理机构		代理人
主权项
地址

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