Were actual dishes and cups ever made from this?
Yes. There are links in the references in my article and one is also provided in a comment above. Dishes, cups, pitchers, etc., all were made with uranium glazes and were intended to be used.
Check these out:
http://www.youtube.com/watch?v=d8SVyLrv-yQ
http://www.youtube.com/watch?v=MiyI7uWs1z0
http://www.youtube.com/watch?v=AGQuSMSkU0Y
http://www.youtube.com/watch?v=fJf-VpR7foM
Did North Carolina potteries use uranium oxide glazes in the pre-WWII art pottery era?Staff and attendees of the Antiques Road Show should start dropping like flies any minute.