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Callsign:  KB3OSH
Class:  Technician
Name:  Cosor, Brett L
Address:  306 Alfandre St
City:  Gaithersburg
State:  MD
Zipcode:  20878
Status:  Active
Grant Date:  01/04/2017
Expires:  03/12/2027
Uls:  FCC Info

Ham call sign KB3OSH in Gaithersburg, MD

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