Combined mop for cleaning bowling alley beds and gutters,申请号US19480052022-传众专利搜索

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发明名称	Combined mop for cleaning bowling alley beds and gutters
摘要
申请公布号	US2635272(A)	申请公布日期	1953.04.21
申请号	US19480052022	申请日期	1948.09.30
申请人	JOHNSON ROBERT H	发明人	JOHNSON ROBERT H.
分类号	A47L13/24	主分类号	A47L13/24
代理机构		代理人
主权项
地址

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