Floor scrubbing and mopping machine,申请号US19300495028-传众专利搜索

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发明名称	Floor scrubbing and mopping machine
摘要
申请公布号	US1954314(A)	申请公布日期	1934.04.10
申请号	US19300495028	申请日期	1930.11.12
申请人	LEON HEITMAN	发明人	HEITMAN LEON
分类号	A47L11/29;A47L11/30	主分类号	A47L11/29
代理机构		代理人
主权项
地址

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