发明名称 Magnetic fastener retainer
摘要 Fastener drivers are modified by fastening a flexible strap of magnetic material adjacent the driving end of the tool. The fastener is retained on the tool by the magnetic force provided by the strap thus freeing the hands of the user. The strap may be conveniently adapted to a variety of driving tool.
申请公布号 US5178048(A) 申请公布日期 1993.01.12
申请号 US19910782293 申请日期 1991.10.24
申请人 MATECHUK, WILLIAM 发明人 MATECHUK, WILLIAM
分类号 B25B23/12;B25D1/06 主分类号 B25B23/12
代理机构 代理人
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