Shanghai Chengtan Network Technology Co., Ltd.

Chine

 
Quantité totale PI 2
Rang # Quantité totale PI 732 777
Note d'activité PI 0/5.0    0
Rang # Activité PI 1 684 209

Brevets

Marques

0 0
0 0
2 0
0
 
Dernier brevet 2019 - Method and device for adjusting ...
Premier brevet 2019 - Method and device for adjusting ...

Derniers inventions, produits et services

2019 Invention Method and device for adjusting user seat. The purpose of the present application is to provide a...
Invention Method and equipment for adjusting waist and back supporting device. A method for adjusting a wai...