Spirally contractible and expansible mop-wringing scrub bucket attachment with means to limit expansion,申请号US19470722482-传众专利搜索

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发明名称	Spirally contractible and expansible mop-wringing scrub bucket attachment with means to limit expansion
摘要
申请公布号	US2465294(A)	申请公布日期	1949.03.22
申请号	US19470722482	申请日期	1947.01.17
申请人	STRATTMAN EDWIN A	发明人	STRATTMAN EDWIN A.
分类号	A47L13/58	主分类号	A47L13/58
代理机构		代理人
主权项
地址

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