发明名称 ANORDNING VID LAAS MED BORRSKYDDSBRICKA FRAMFOER NYCKELHAALET
摘要 <p>The drill protective plate (6) has a circular edge part, and is rotatably located by means of an axial bearing (8) fitted in the lock housing (1). This bearing permits the plate to rotate when a rotating drill is applied against it.</p>
申请公布号 SE8900807(L) 申请公布日期 1990.09.09
申请号 SE19890000807 申请日期 1989.03.08
申请人 ROLF NYMAN 发明人 NYMAN ROLF
分类号 E05B17/14 主分类号 E05B17/14
代理机构 代理人
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