Bizarre Patents
A new toilet tank assembly aquarium for housing aquatic creatures.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 5553636 | Watering through fill valve control For use with a watering trough fill control valve having float structure located to rise as water is filled into the trough via the valve, and to effect closing of the valve when the trough is filled to predetermined extent, the float structure located to... | 09/10/1996 |
| 4586532 | Liquid level actuator An apparatus for sensing changes in liquid level in a reservoir and adjusting flow of liquid into the reservoir to maintain the level at a selected height, the apparatus including a base member, a liquid conduit mounted on the base member, an arm hingedly... | 05/06/1986 |
