Gyeonggi-do
South Korea
2
2022-05-05
The entities that hold a legal rights for patent applications filed by inventor BAEK Jong Dae:
Jong Dae BAEK from Gyeonggi-do, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
Concrete vacuum tube segment for hyper-speed transportation system using ultra-high performance concrete (UHPC), and manufacturing method thereof
#2 | 2022-05-05Crack repair material of concrete vacuum tube segment using ultra-high performance concrete (UHPC) for hyper-speed transportation system, and crack repairing method for the same
5393705 ⎘