Original document(15 pages)  中文版
    The invention discloses a combination of gauze mask and preparing method, which consists of gauze mask bulk and a couple of supra-aural, wherein the supra-aural is composed of elastic film, which is connected between two ends of mask bulk. The invention improves transmitting problem in the traditional raw material machine, which locates precisely.
Application Number
申请号		 200510084596 Application Date
申请日		 2005.08.01
Title 名称 Mouthpiece composition and method for production thereof
Publication Number
公开号		 1907160 Publication Date
公开日		 2007.02.07
Approval Pub. Date Granted Pub. Date
International Classification 分类号 A41D13/11
Applicant(s) Name
申请人		 Qiu Junliang
Address 地址
Inventor(s) Name 发明人 Qiu Junliang
Attorney & Agent 代理人 wang yushuang pan peikun
More information 更  多  信  息


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