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发明名称
SCREW WITH RECESSED HEAD
摘要
The invention relates to a screw 1 having the recess (slot)3 characterised by a non-planar bottom 4 impeding along with the suitable edge 2 of the screwing device the slipping of this last from the slot 3 of the screw 1. Purpose: safe screwing.
申请公布号
GR20090100140(A)
申请公布日期
2010.10.21
申请号
GR20090100140
申请日期
2009.03.12
申请人
ZOGKOS, PANAGIOTIS ANTONIOU
发明人
ZOGKOS, PANAGIOTIS ANTONIOU
分类号
主分类号
代理机构
代理人
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