Affilication of Author(s):中国科学技术大学

Disigner of the Invention:liaoguangxuan,Xishi WANG,fanweicheng

Patent description:实用新型

Application Number:01273218.4

Number of Inventors:4

Service Invention or Not:no

Publication Date:2002-11-06

Authorization Date:2002-11-06

First Author:qinjun