| 1779255 | Removable overflow drain | October, 1930 | Killander | 4/206 |
| 2065347 | Rinsing equipment | December, 1936 | Schulse | 4/201 |
| 2266043 | Adjustable drain | December, 1941 | Hutchins | 4/206 |
| 2376729 | Drain device for sinks, basins, etc. | May, 1945 | Sherburne | 4/206 |
| 2394094 | Overflow stopper for sinks and the like | February, 1946 | Nichol | 4/206 |
| 2618356 | Water dam for flooding roofs or the like | November, 1952 | Matheis | 4/206 |
| 2988755 | Spill plug | June, 1961 | Roland | 4/201 |
| 3315279 | Drain stopper with overflow | April, 1967 | Nolan | 4/198 |
| 4106133 | Contamination prevention device for sitz bath | August, 1978 | Roberts | 4/201 |
| GB224959 | May, 1924 | 4/206 |
FIG. 1 is a perspective view taken from the top and one side of a drain fitting showing our new design, the opposite side being a mirror image of the side shown; and
FIG. 2 is a bottom perspective view thereof.