Universal Licensing System
18431
PORTABLE ROCK PRODUCTION CO INC
License details
| ULS identifier | 21794 |
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| Call sign | 18431 |
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| Radio service | AC |
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| Status | E |
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| Grant date | 1995-05-16 |
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| Expiration | 2005-08-20 |
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| Cancellation | 2006-01-07 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-02 01:41:55 |
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Licensee
| Name | PORTABLE ROCK PRODUCTION CO INC |
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| Applicant type | C |
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| Location | EUGENE, OR |
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| Address | 34940 HWY 58, EUGENE, OR, 97405 |
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License history
| Date | File or call sign | Action |
|---|
| 2006-01-07 | 18431 | LIEXP |
| 2005-05-30 | 18431 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 21794 | 2026-08-02 01:38:08 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 18431 | ULS 21794 | 2026-08-02 01:41:55 |
| Status | E | ULS 21794 | 2026-08-02 01:41:55 |
| Service | AC | ULS 21794 | 2026-08-02 01:41:55 |
| Grant Date | 1995-05-16 | ULS 21794 | 2026-08-02 01:41:55 |
| Expiration Date | 2005-08-20 | ULS 21794 | 2026-08-02 01:41:55 |
| Cancellation Date | 2006-01-07 | ULS 21794 | 2026-08-02 01:41:55 |