Patents/Inventors

Guijin Zhang

NingboCN1 patent

3 Patents

USD10635162025
Double Mouth Lid
Ningbo Dehao Technology Co., Ltd.
0 cites
USD10536602024
Straw Lid
Ningbo Dehao Technology Co., Ltd.
0 cites
USD10536632024
Straw Lid
Ningbo Dehao Technology Co., Ltd.
0 cites