Screen grabs taken from the Canadian Army Newsreels No. 14
https://www.youtube.com/watch?v=CXOIabu_Wm4
Names appear to be ALGONQUIN, ATLAS and CAMARADE, but which armoured regiment did they belong to? The squadron tactical signs look similar in shade to the R/W/R flash indicating red for senior regiment, that being the Ontarios - but being a b/w film can't be certain.
regards,
Jack