Universal Licensing System
421PW
Cornerstone Display Group, Inc
License details
| ULS identifier | 4203436 |
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| Call sign | 421PW |
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| Radio service | AC |
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| Status | C |
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| Grant date | 2019-10-01 |
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| Expiration | 2029-10-01 |
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| Cancellation | 2021-02-25 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-02 01:40:08 |
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Licensee
| Name | Cornerstone Display Group, Inc |
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| Applicant type | C |
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| FRN | 0028850592 |
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| Location | valencia, CA |
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| Address | 28606 Livingston av, valencia, CA, 91355 |
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License history
| Date | File or call sign | Action |
|---|
| 2021-02-26 | 421PW | LICAN |
| 2019-10-01 | 421PW | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4203436 | 2026-08-02 01:40:08 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | 421PW | ULS 4203436 | 2026-08-02 01:40:08 |
| Status | C | ULS 4203436 | 2026-08-02 01:40:08 |
| Service | AC | ULS 4203436 | 2026-08-02 01:40:08 |
| Grant Date | 2019-10-01 | ULS 4203436 | 2026-08-02 01:40:08 |
| Expiration Date | 2029-10-01 | ULS 4203436 | 2026-08-02 01:40:08 |
| Cancellation Date | 2021-02-25 | ULS 4203436 | 2026-08-02 01:40:08 |