Affilication of Author(s):

中国科学技术大学

Disigner of the Invention:

zhoufeng,张先舟,zhangpeiqiang,sundemin

Patent description:

实用新型

Application Number:

01272733.4

Number of Inventors:

5

Service Invention or Not:

no

Publication Date:

2003-01-15

Authorization Date:

2003-01-15

First Author:

wangyong