Thin tail sheep amount curve modulus type damping vibration attenuation multi-directional deflection retractor device
Thin tail sheep amount curve modulus type damping vibration attenuation multi-directional deflection retractor device
- CN 206,359,887 U
- Filed: 10/18/2016
- Issued: 07/28/2017
- Est. Priority Date: 10/18/2016
- Status: Active Grant