Universal Licensing System
50L
RESEARCH AIR LTD
License details
| ULS identifier | 48340 |
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| Call sign | 50L |
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| Radio service | AC |
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| Status | E |
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| Grant date | 1995-04-05 |
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| Expiration | 2005-04-05 |
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| Cancellation | 2005-06-11 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-09 10:25:20 |
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Licensee
| Name | RESEARCH AIR LTD |
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| Applicant type | C |
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| Location | JOLIET, IL |
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| Address | FIVE E VAN BUREN ST, JOLIET, IL, 60431 |
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License history
| Date | File or call sign | Action |
|---|
| 2005-06-11 | 50L | LIEXP |
| 2005-01-10 | 50L | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 48340 | 2026-08-02 01:38:08 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | 50L | ULS 48340 | 2026-08-09 10:25:20 |
| Status | E | ULS 48340 | 2026-08-09 10:25:20 |
| Service | AC | ULS 48340 | 2026-08-09 10:25:20 |
| Grant Date | 1995-04-05 | ULS 48340 | 2026-08-09 10:25:20 |
| Expiration Date | 2005-04-05 | ULS 48340 | 2026-08-09 10:25:20 |
| Cancellation Date | 2005-06-11 | ULS 48340 | 2026-08-09 10:25:20 |