NuTone Built-In Food Center Blender Kitchen System 4 Cup Pitcher Lid Attachment | eBay
These were on tile countertop in an apartment built in the 80s : r/whatisthisthing
NuTone - THE NuTone Food Centre is a space saving built-in multi-function food processing system. It combines 4 kitchen appliances into one for making smoothies, frozen drinks, cocktails, chopping/slicing/dicing veggies, mixing bread