WASHINGTON, Sept. 27 -- Law firms assisted companies in the following recently announced transactions: * * * Bryan Cave Leighton Paisner... ...advised Safran Defense and Space, Inc., a U.S. subsidiary of Safran Group, on its acquisition of Attollo Engineering, a company specializing in infrared imaging and laser sensing technologies. The deal strengthens Safran's advanced defense and space solutions portfolio across multiple domains, including navigation, space systems, and mission-critical o more ST