Universal Licensing System
WDK4478
License details
| ULS identifier | 4075958 |
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| Call sign | WDK4478 |
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| Radio service | SB |
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| Status | A |
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| Grant date | 2018-08-21 |
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| Expiration | 2028-08-21 |
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| Source archive | l_ship.zip |
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| Dataset refreshed | 2026-08-02 02:55:15 |
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Licensee
| Name | GONCHARUK, JOHN M |
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| Applicant type | I |
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| FRN | 0017515735 |
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| Location | MASTIC, NY |
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License history
| Date | File or call sign | Action |
|---|
| 2018-08-21 | WDK4478 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4075958 | 2026-08-02 02:55:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WDK4478 | ULS 4075958 | 2026-08-02 02:55:15 |
| Status | A | ULS 4075958 | 2026-08-02 02:55:15 |
| Service | SB | ULS 4075958 | 2026-08-02 02:55:15 |
| Grant Date | 2018-08-21 | ULS 4075958 | 2026-08-02 02:55:15 |
| Expiration Date | 2028-08-21 | ULS 4075958 | 2026-08-02 02:55:15 |