Helicopter Bell 212 Serial 30778 Register C-GTRH N9937K used by CC Helicopters ,Houston Helicopters Inc. Built 1976. Aircraft history and location Aircraft History N9937K State of Texas Houston Helicopters Inc canc 2006 to C-GTRH Houston Helicopters Inc C-GTRH CC Helicopters CC Helicopters ex N9937K Send Updates Use APP to upload photo @ (optional) When Now? / / Send