一种趣味笔筒

Release time:2020-10-30 Hits:

Affilication of Author(s):建筑与设计学院

Disigner of the Invention:zhongXia,齐迎妹,梁珊珊

Type of Patent:国际

State of Patent:专利授权

Application Number:201120501564.5

Number of Inventors:4

Service Invention or Not:no

Application Date:2011-11-19

Authorization Date:2012-07-11

First Author:张体慧