一种防堵塞耐冻透水混凝土路面砖及制作方法

Release time:2019-04-15|Hits:

Affilication of Author(s):土建与水利学院

Patent Applicant:cuixinzhuang,ZHANG Jiong

Type of Patent:发明

Number of Inventors:2

Service Invention or Not:no

Application Date:2015-10-20