Release time:2020-10-30  Hits:

• Disigner of the Invention:hexiaomei,zhaoyuemin,闫俊霞
• Note:贺孝梅,赵跃民,闫俊霞
• Type of Patent:国内
• State of Patent:专利授权
• Application Number:200910026911.0
• Number of Inventors:4
• Service Invention or Not:no
• Application Date:2009-05-20
• Authorization Date:2013-01-02
• First Author:刘初升