Hangzhou Zhongcai Technology Co., Ltd.

Chine

 
Quantité totale PI 2
Rang # Quantité totale PI 722 138
Note d'activité PI 0,4/5.0    1
Rang # Activité PI 931 416

Brevets

Marques

1 0
0 0
1 0
0
 
Dernier brevet 2019 - Method and device for protecting...
Premier brevet 2018 - Method and device for protecting...

Derniers inventions, produits et services

2019 Invention Method and device for protecting paper sheet. The present invention relates to a device for prote...
2018 Invention Method and device for protecting paper sheet. A device for protecting a paper sheet, comprising: ...