I Googled the name and came up with this dealer who will sell plaques marked as you showed to individuals.

This historical note from the Dal Negro site:

In 1928 the Dal Negro family took over an Austrian-owned factory of playing cards that had been operating in Treviso since 1756. Throughout the years the artisan production of playing cards was developed by constantly introducing new and appropriate technical solutions.

The 34 mm x 53 mm PVC plaque shown below is listed at 99c on the Trident site.