UPDATE 1-United Tech Pratt unit to lay off 350-spokeswoman -
BRIEF-United Tech's Pratt & Whitney to lay off 350 U.S. workers-spokeswoman -
United Technologies Corp. Investor and Analyst Meeting Advisory -
Pratt & Whitney Canada Employees Join Forces Again to Donate Over $1 Million to Centraide -
P&W's F135 engine completes first supersonic flight -
Pratt & Whitney Rocketdyne announces completion of ARDE acquisition -
Pratt & Whitney Rocketdyne Completes Acquisition of ARDE, Inc. -
NASA Announces Connecticut Aeronautics Research Award -
Sundyne Announces Leadership Change at its German MASO/Sine Division -
Pratt & Whitney Canada Certifies PW207D1 and PW207D2 Engines to Power Bell Helicopter 429 -
Pratt & Whitney Canada Certifies PW207D1 and PW207D2 Engines to Power Bell Helicopter 429 -
Pratt & Whitney's F135 Successfully Completes First Supersonic Flight -
UTC Participates at Greenbuild International Conference and Expo -
Carrier announces acquisition of Noresco -
Sikorsky reports growth in sales in China -
Sikorsky Sales in China Continue to Grow -
Carrier Launches New Software for LEED EA Analysis -
Pratt & Whitney Rocketdyne Successfully Completes Critical Design Review on J-2X Rocket Engine -