E&f Tech Co., Ltd

République de Corée

 
Quantité totale PI 5
Rang # Quantité totale PI 298 107
Note d'activité PI 1,1/5.0    3
Rang # Activité PI 326 527

Brevets

Marques

1 0
0 0
4 0
0
 
Dernier brevet 2021 - Fire evacuation room
Premier brevet 2012 - Fire evacuation installation

Derniers inventions, produits et services

2020 Invention Fire evacuation room. The present invention relates to a fire evacuation room that is installed i...
2018 Invention Fire evacuation room. A fire evacuation room includes a main body having an entrance and an evacu...
Invention Fire evacuation room. The present invention relates to a fire evacuation room that provides a spa...
2012 Invention Fire escape installation. The present invention relates to a fire escape installation. The instal...
Invention Fire evacuation installation. Disclosed is a fire evacuation installation. When evacuees are not ...