Liujian Cheng

Follow

Person

Jiangsu Jingjian, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Combination extendable baton flashlight stun gun
- Patent number D761468
- Issue date Jul 12, 2016
- Cutting Edge Products Inc.
- Liujian Cheng
- D26 - Lighting
Information Patent Grant
Combination flashlight stun gun
- Patent number D748309
- Issue date Jan 26, 2016
- Cutting Edge Products Inc.
- Liujian Cheng
- D26 - Lighting