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Affilication of Author(s):中国科学技术大学

Disigner of the Invention:dengzhihua,chenxiaojun,fanweicheng,wangqingan

Patent description:实用新型

Application Number:01217083.6

Number of Inventors:5

Service Invention or Not:no

Publication Date:2001-11-28

Authorization Date:2001-11-28

First Author:yanglizhong