Disigner of the Invention:lishucai
Type of Patent:发明
Application Number:201510415968.5
Number of Inventors:16
Service Invention or Not:no
Application Date:2015-07-15
Publication Date:2017-10-31
Authorization Date:2015-07-15
Application Date: 2015-07-15
Publication Date: 2017-10-31
Authorization Date: 2015-07-15
李树忱
+
Gender:Male
Patents
一种采用导水板治理运营隧道漏水的方法
Hits: