压路机（B）

Release time:2020-10-30 Hits:

Affilication of Author(s):建筑与设计学院

Disigner of the Invention:孙文艳,董琪,gengcaifang,郑军峰,maping,chenzhen,刘翠娟,sunny,郭婍

Note:董琪,耿彩芳,郑军峰,马平,陈真,刘翠娟,孙亚云,郭婍,孙文艳

State of Patent:专利撤回

Application Number:200830038486.3

Authorization number:CN 300965698D

Number of Inventors:10

Service Invention or Not:no

Application Date:2008-06-23

Authorization Date:2009-07-22

First Author:zhongXia