| Sl No. | Firm Name | Class | Applied for | Final Cert No | Issue Dt | Valid From | Valid Upto |
|---|---|---|---|---|---|---|---|
| 1 | Unique Engineering | Class III | Not Available | 14 | 2014-08-19 | 2014-08-19 | 2016-08-18 |
| 2 | Unique Engineering | Class III | Not Available | 77 | 2016-10-04 | 2016-10-04 | 2018-10-03 |
| 3 | Unique Engineering | Class III | Renewal | WB/REPAIR-FINAL/2018/29 | 2018-10-10 | 2018-10-10 | 2020-10-08 |
| 4 | Unique Engineering | Class III | Recognition | WB/REPAIR-FINAL/2020/184 | 2020-11-10 | 2020-11-10 | 2022-11-09 |
| 5 | Unique Engineering | Class III | Renewal | WB/REPAIR-FINAL/2022/321 | 2022-12-13 | 2022-12-13 | 2024-12-12 |
| 6 | Unique Engineering | Class III | Renewal | WB/REPAIR-FINAL/2024/311 | 2024-11-19 | 2024-11-19 | 2026-11-18 |
| 7 | Unique Engineering | Class III | Renewal | WB/REPAIR-FINAL/2024/311 | 2024-11-19 | 2024-11-19 | 2026-11-18 |
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