Universal Licensing System
21VK
WHITE KNIGHT AVIATION INC
License details
| ULS identifier | 25511 |
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| Call sign | 21VK |
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| Radio service | AC |
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| Status | E |
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| Grant date | 1998-05-21 |
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| Expiration | 2008-05-21 |
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| Cancellation | 2008-07-26 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-02 01:42:06 |
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Licensee
| Name | WHITE KNIGHT AVIATION INC |
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| Applicant type | C |
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| Location | LAKE OSWEGO, OR |
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| Address | 5020B FOOTHILLS RD, LAKE OSWEGO, OR, 97034 |
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License history
| Date | File or call sign | Action |
|---|
| 2008-07-26 | 21VK | LIEXP |
| 2008-02-25 | 21VK | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 25511 | 2026-08-02 01:38:08 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 21VK | ULS 25511 | 2026-08-02 01:42:06 |
| Status | E | ULS 25511 | 2026-08-02 01:42:06 |
| Service | AC | ULS 25511 | 2026-08-02 01:42:06 |
| Grant Date | 1998-05-21 | ULS 25511 | 2026-08-02 01:42:06 |
| Expiration Date | 2008-05-21 | ULS 25511 | 2026-08-02 01:42:06 |
| Cancellation Date | 2008-07-26 | ULS 25511 | 2026-08-02 01:42:06 |