Federal Hill firm designed wearable technology to keep US Olympians warm - Baltimore Sun

Baltimore Sun
Federal Hill firm designed wearable technology to keep US Olympians warm
Baltimore Sun
Pyeongchang, South Korea -- Members of the U.S. team wear Ralph Lauren jackets heated by a Baltimore-developed battery at the Opening Ceremony of the 2018 Winter Olympic Games on Feb. 9. (Ryan Pierse / Getty Images). Lorraine MirabellaContact ...and more »