发明名称 A HAND GRINDING LOOP
摘要 The present invention relates to a manual system helmet. Particularly, a grip is formed on an upper side of the system helmet. The system helmet can be opened and closed by using a loop. The prior helmet is not opened and closed; the prior helmet comprises an open part and a full face part. However, the manual system helmet of the present invention includes the loop that enables a user to open and close the helmet. Therefore, the manual system helmet provides convenience to the user.
申请公布号 KR20140133758(A) 申请公布日期 2014.11.20
申请号 KR20130053467 申请日期 2013.05.11
申请人 RYU, NAM SU 发明人 RYU, NAM SU
分类号 A42B3/04 主分类号 A42B3/04
代理机构 代理人
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