Combined floor brush, duster, and squeegee,申请号US19390310199-传众专利搜索

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发明名称	Combined floor brush, duster, and squeegee
摘要
申请公布号	US2273371(A)	申请公布日期	1942.02.17
申请号	US19390310199	申请日期	1939.12.20
申请人	OBERTI JAMES M	发明人	OBERTI JAMES M.
分类号	A47L13/12	主分类号	A47L13/12
代理机构		代理人
主权项
地址

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