Amateur Radio Callsign: KV4J
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KV4J |
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FRIEDERICH, RUDOLF J
KNOXVILLE, TN (United States) |
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| License Status | Active |
|---|---|
| Operator Class | Amateur Extra |
| Name | FRIEDERICH, RUDOLF J |
| Granted | 2013-11-09 |
| Expires | 2023-11-09 |
| Address |