Amateur Radio Callsign: W3MU
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W3MU |
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Grumling, John R
Johnstown, PA (United States) |
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| License Status | Active |
|---|---|
| Operator Class | Amateur Extra |
| Name | Grumling, John R |
| Granted | 2016-11-29 |
| Expires | 2027-01-06 |
| Address |