Youngin Industrial Company Limited

République de Corée

 
Quantité totale PI 4
Rang # Quantité totale PI 380 138
Note d'activité PI 0/5.0    0
Rang # Activité PI 1 661 163

Brevets

Marques

0 0
0 0
4 0
0
 
Dernier brevet 2019 - Hydraulic pressure bedrock cutti...
Premier brevet 2014 - Tunnel which integrates active r...

Derniers inventions, produits et services

2017 Invention Hydraulic pressure bedrock cutting method using slots. The present invention relates to a hydraul...
2016 Invention Cylindrical packer for splitting rock using hydraulic pressure. The present invention relates to ...
Invention Packer for splitting rock using hydraulic pressure. The present invention relates to a packer for...
2014 Invention Tunnel which integrates active reinforcing member and shotcrete by wire-net, and construction met...