Chungcheongnam-do
South Korea
2
2017-08-10
The entities that hold a legal rights for patent applications filed by inventor SIM Doo Sub:
Doo Sub SIM from Chungcheongnam-do, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
Compaction grouting system construction method capable of seismic reinforcement and quality control
#2 | 2017-07-27Device for obtaining C.G.S injection control chart for seismic retrofitting and controlling quality
1939648 ⎘