EP-3872541-C0 - LOW-DISPERSION SINGLE-MODE OPTICAL FIBER
EP3872541C0EP 3872541 C0EP3872541 C0EP 3872541C0EP-3872541-C0
Inventors
- YAN CHANGKUN
- XIAO WUFENG
- WANG RUNHAN
- WANG TIEJUN
- CAO BEIBEI
- CHENG MING
Assignees
- YANGTZE OPTICAL FIBRE & CABLE JOINT STOCK LTD CO
Dates
- Publication Date
- 20260211
- Application Date
- 20201020
- Priority Date
- 20191029