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| Number | Title | Issue Date |
| 6397526 | Rain gutter cleaner and method of using the same A gutter cleaner comprises a float portion and a stem portion. The float portion comprises a float piece that typically has a size larger than the downspout opening of a gutter in which the gutter cleaner is installed. Accordingly, the float will not flow... | 06/04/2002 |
| 4945580 | Volume-selective water closet flushing system A buoyant outlet closure, or `flapper` in the preferred embodiment, is vented at a selectively predetermined time in the water closet flushing cycle, causing the flapper to become non-buoyant and to drop and to close the tank outlet, effecting a premature... | 08/07/1990 |
| 4499615 | Flush and refill device A flush and refill device for use with a tank having an outlet and a means for refilling the tank with the liquid. The device includes a pair of floats and a guide means for guiding the floats for vertical movement. One of the floats serves as a valve for... | 02/19/1985 |
| 4240167 | Flush valve control apparatus A flush valve control apparatus for selectively closing, at the option of the operator, the flush valve of a flush toilet is disclosed. The apparatus includes a control member which is located such that it can selectively push against the flush valve whic... | 12/23/1980 |
| 4229846 | Water-saving float-to-inlet valve adapter device A water-saving float-to-inlet valve adapter device or modifier which may comprise original equipment or a replacement for a conventional substantially transversely directed attachment arm conventionally provided and connecting a buoyant float and an inlet... | 10/28/1980 |
