Wheeled vacuum cleaner cart,申请号US19490105220-传众专利搜索

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发明名称	Wheeled vacuum cleaner cart
摘要
申请公布号	US2668977(A)	申请公布日期	1954.02.16
申请号	US19490105220	申请日期	1949.07.16
申请人	H. F. WOODWARD	发明人	REECE CLARENCE D.
分类号	A47L9/00	主分类号	A47L9/00
代理机构		代理人
主权项
地址

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