Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4QQK license history
Held by MAHRENHOLZ, BOB G
Every recorded ULS event for this callsign — grants, renewals, modifications, expirations, and transfers. Sourced from the FCC daily transaction file.
License history
6 events- correctionCOR[COR]
- auth_printedAUTHPR[AUTHPR]
- duplicateINTDUP[INTDUP]
- RenewedLIREN[LIREN]
- RenewedLIREN[LIREN]
- ModifiedLIMOD[LIMOD]