Original document(8 pages)  中文版
    A dual-safety dual-person slow falling system for saving life from high building features that an individual slow falling unit has an combination of a speed regulator and a cable winder, and two said slow falling units are parallelly installed to left and right sides in a single casing, so having dual safeties.
Application Number
申请号		 200610018745 Application Date
申请日		 2006.04.11
Title 名称 Double-guarantee two-person high building lifesaving slow falling apparatus
Publication Number
公开号		 1830500 Publication Date
公开日		 2006.09.13
Approval Pub. Date Granted Pub. Date
International Classification 分类号 A62B1/10
Applicant(s) Name
申请人		 Wang Laixun
Address 地址 430074
Inventor(s) Name 发明人 Wang Xu
Attorney & Agent 代理人 he yangjun

  
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