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Contact Information:0551-6360894
Degree:Dr
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Affilication of Author(s):中国科学技术大学
Disigner of the Invention:kongfanrang,张平
Patent description:实用新型
Application Number:98217486.1
Number of Inventors:3
Service Invention or Not:no
Publication Date:1999-12-22
Authorization Date:1999-12-22
First Author:fengzhihua
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