LONGMONT, Colo.--(BUSINESS WIRE)--UQM Technologies, Inc. (NYSE MKT: UQM) announced today that Kalmar Motor AB in Sweden has successfully passed vehicle trials with major airlines and plans on beginning production orders by mid-2016 using the PowerPhase® HD220, UQM’s heavy-duty commercial traction electric motor/controller system, for their TBL50 airplane tugs. Ground handling tugs play a vital role at airports by enabling large aircraft to be moved from their hangars to the passenger gate, as w
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