DUST EXTRACTION FOR DRILL,申请号US19900629368-传众专利搜索

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发明名称	DUST EXTRACTION FOR DRILL
摘要
申请公布号	US5090499(A)	申请公布日期	1992.02.25
申请号	US19900629368	申请日期	1990.12.18
申请人	BLACK & DECKER INC.	发明人	CUNEO, GIUSEPPE L.
分类号	B23Q11/00;B25D17/14	主分类号	B23Q11/00
代理机构		代理人
主权项
地址

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