The claim of 'new and improved', as quasi-contradictory as it may be, has sold a lot of major appliances over the years. As one of the most despised tasks in the kitchen, cleaning the stove is perennially ripe for such a textbook marketing pitch. This approach—dunking the oven's wall panels into the sink—certainly qualified as 'new' in 1964, and while the technique was arguably an improvement over
this method, it left something to be desired. Unless, of course, your sink was the size of a bathtub.