Found an interesting picture while looking through my albums. A1949/50 Deluxe cab that has the delivery spears added, this is a strip from 1953! Proves that people wanted this look while the trucks were still in production, interesting that it never made it to the general pick-up lines.
https://www.flickr.com/photos/advance-design_parts_co/31274252748/in/album-72157674212612968/