Original document(9 pages) Authorized document(9 pages) 中文版
    It has a blade and handle and incorporates acceleration detection means adapted to cause automatic retraction of the blade into the handle upon detection of violent movement of the knife at least with the cutting edge of the blade in a leading attitude.
Application Number
申请号		 86104583 Application Date
申请日		 1986.07.11
Title 名称 Improved knife
Publication Number
公开号		 1016001 Publication Date
公开日		 1988.01.27
Approval Pub. Date Granted Pub. Date 1991.07.10
International Classification 分类号 B26B1/08
Applicant(s) Name
申请人		 Shirley Inst.
Address 地址
Inventor(s) Name 发明人
Attorney & Agent 代理人 WU HONGLIANG
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