Yes, they did. And a fair number of them I would think, but we don't see a lot of them turning up. For one thing they can be hard to ID and and I bet a lot of them did not survive having been relegated to door propping or paint stirring duty by unknowing persons.
Of course, those would be old cues. I am unaware of any of their "modern" cues being unmarked.
Seventh cue in this picture is my unmarked Viking:
I don't know of any online resources for old Viking catalogs. Bluebook has some stuff on them.