Universal Licensing System
WDC4939
Mark I Inc.
License details
| ULS identifier | 2709664 |
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| Call sign | WDC4939 |
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| Radio service | SB |
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| Status | E |
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| Grant date | 2015-02-05 |
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| Expiration | 2025-04-13 |
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| Cancellation | 2025-05-24 |
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| Source archive | l_ship.zip |
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| Dataset refreshed | 2026-08-02 02:59:42 |
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Licensee
| Name | Mark I Inc. |
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| Applicant type | C |
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| FRN | 0013288428 |
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| Location | Seattle, WA |
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| Address | 4225 23rd ave w #103, Seattle, WA, 98199 |
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License history
| Date | File or call sign | Action |
|---|
| 2025-05-24 | WDC4939 | LIEXP |
| 2025-01-20 | WDC4939 | LETRES |
| 2015-02-05 | WDC4939 | LIREN |
| 2015-01-19 | WDC4939 | LETRES |
| 2005-04-13 | WDC4939 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2709664 | 2026-08-02 02:59:42 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WDC4939 | ULS 2709664 | 2026-08-02 02:59:42 |
| Status | E | ULS 2709664 | 2026-08-02 02:59:42 |
| Service | SB | ULS 2709664 | 2026-08-02 02:59:42 |
| Grant Date | 2015-02-05 | ULS 2709664 | 2026-08-02 02:59:42 |
| Expiration Date | 2025-04-13 | ULS 2709664 | 2026-08-02 02:59:42 |
| Cancellation Date | 2025-05-24 | ULS 2709664 | 2026-08-02 02:59:42 |