 VANCOUVER, Jan. 22, 2021 PRNewswire - Ritchie Bros. NYSE: RBA and TSX: RBA invites interested parties to participate in its fourth quarter 2020 earnings conference call, occurring on Friday, February 19, 2021 at 11:00 a.m. Eastern time 8:00 a.m. Pacific time 4:00 p.m. GMT... 