Air-method cleaning, sweeping, and floor polishing system,申请号US19360096667-传众专利搜索

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发明名称	Air-method cleaning, sweeping, and floor polishing system
摘要
申请公布号	US2175644(A)	申请公布日期	1939.10.10
申请号	US19360096667	申请日期	1936.08.18
申请人	THE OHIO CITIZENS TRUST COMPANY	发明人	REPLOGLE DANIEL BENSON
分类号	A47L5/24;A47L5/36	主分类号	A47L5/24
代理机构		代理人
主权项
地址

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