Amateur Radio Callsign: K9RJN
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K9RJN |
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Niederhofer, Ralph J
Centralia, IL (United States) |
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| License Status | Active |
|---|---|
| Operator Class | General |
| Name | Niederhofer, Ralph J |
| Granted | 2019-10-16 |
| Expires | 2029-12-29 |
| Address |