Davies, Tuner & Co. v. United States

The merchandise involved in this appeal is water mixers. The water mixers are designed to complement “old-fashioned” sinks, tubs and basins which have separate hot and cold water faucets, by providing inlet means which fit over, grip and seal, but do not become permanently attached to, the ends of the separate hot and cold water spigots and by further providing a single outlet for both the hot and cold water. The outlet has a strainer. The inlet arms of the water mixers may be spaced closer or farther apart depending upon the fixed spacing between the tub, sink or basin spigots.

The question…