Universal Licensing System
WPUM721
Microwave Data Systems
License details
| ULS identifier | 2396275 |
|---|
| Call sign | WPUM721 |
|---|
| Radio service | MS |
|---|
| Status | C |
|---|
| Grant date | 2002-03-28 |
|---|
| Expiration | 2012-03-28 |
|---|
| Cancellation | 2008-12-05 |
|---|
| Source archive | l_market.zip |
|---|
| Dataset refreshed | 2026-08-02 02:29:13 |
|---|
License history
| Date | File or call sign | Action |
|---|
| 2008-12-05 | WPUM721 | COR |
| 2006-12-26 | WPUM721 | LETCNS |
| 2002-08-19 | WPUM721 | AUTHPR |
| 2002-05-01 | WPUM721 | AUTHPR |
| 2002-05-01 | WPUM721 | INTDUP |
| 2002-03-28 | WPUM721 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2396275 | 2026-08-02 02:29:13 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPUM721 | ULS 2396275 | 2026-08-02 02:29:13 |
| Status | C | ULS 2396275 | 2026-08-02 02:29:13 |
| Service | MS | ULS 2396275 | 2026-08-02 02:29:13 |
| Grant Date | 2002-03-28 | ULS 2396275 | 2026-08-02 02:29:13 |
| Expiration Date | 2012-03-28 | ULS 2396275 | 2026-08-02 02:29:13 |
| Cancellation Date | 2008-12-05 | ULS 2396275 | 2026-08-02 02:29:13 |