AircraftMe 262 BMe 262 BMe 262 BFamilyMe 262ClassFighterChangesTwo-seat airframe with a second cockpit behind the pilot for an instructor or radar operator.Service193119321933193419351936193719381939194019411942194319441945Germany · Western Europe≈ Jan 1945 – Mar 1945Modifications 2193119321933193419351936193719381939194019411942194319441945Me 262 B-1a/U1≈ Jan 1945 – Mar 1945Me 262 B-1a