Agitator raiser and belt release for suction cleaners,申请号US19490076535-传众专利搜索

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发明名称	Agitator raiser and belt release for suction cleaners
摘要
申请公布号	US2627623(A)	申请公布日期	1953.02.10
申请号	US19490076535	申请日期	1949.02.15
申请人	THE HOOVER COMPANY	发明人	HUMPHREY WARREN A.
分类号	A47L5/32	主分类号	A47L5/32
代理机构		代理人
主权项
地址

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