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:国际
• State of Patent:专利授权
• Application Number:200920044825.8
• Authorization number:CN 201431961Y
• Number of Inventors:4
• Service Invention or Not:no
• Application Date:2009-05-20
• Authorization Date:2010-03-31
• First Author:刘初升