Wringer-mop apparatus,申请号US19370123289-传众专利搜索

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发明名称	Wringer-mop apparatus
摘要
申请公布号	US2127055(A)	申请公布日期	1938.08.16
申请号	US19370123289	申请日期	1937.01.30
申请人	CHRISTOPHER WILLIAM M	发明人	CHRISTOPHER WILLIAM M.
分类号	A47L13/144	主分类号	A47L13/144
代理机构		代理人
主权项
地址

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