Improvements relating to dust extractors for rotary abrasive tools and other dust-producing tools,申请号GB19570016570-传众专利搜索

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发明名称	Improvements relating to dust extractors for rotary abrasive tools and other dust-producing tools
摘要
申请公布号	GB848841(A)	申请公布日期	1960.09.21
申请号	GB19570016570	申请日期	1957.05.24
申请人	HOLMAN BROTHERS LIMITED	发明人	BURGESS JOHN LESLIE
分类号	B24B55/06;B24B55/10	主分类号	B24B55/06
代理机构		代理人
主权项
地址

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