Amateur Radio Callsign: W7UM
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W7UM |
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BROWN, MARK J
BOULDER, CO (United States) |
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| License Status | Active |
|---|---|
| Operator Class | Amateur Extra |
| Name | BROWN, MARK J |
| Granted | 2019-05-24 |
| Expires | 2029-08-14 |
| Address |