Improvements in or relating to sponge rubber brushes,申请号GB19380028805-传众专利搜索

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发明名称	Improvements in or relating to sponge rubber brushes
摘要
申请公布号	GB504896(A)	申请公布日期	1939.05.02
申请号	GB19380028805	申请日期	1938.10.04
申请人	ROBERT KELLY METCALF	发明人
分类号	A47L1/06	主分类号	A47L1/06
代理机构		代理人
主权项
地址

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