Thomas Edison obtained a patent for an electrographic vote recorder.
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| Number | Title | Issue Date |
| RE40307 | Inlet baffle for water heater A baffle for slowing the incoming water flow into a booster heating tank so that the turbulence in the water tank is minimized. The baffle consists of an inner cap and outer cap which are positioned over the inlet to a water heating tank. The outer cap is spaced apa... | 05/13/2008 |
| 7275697 | Thermostatic valve for a cooling circuit A valve comprises a housing, a movable check mechanism that is suitable for regulating passage of a fluid between an inlet orifice and an outlet orifice of the housing, a stationary seat for receiving the check mechanism, and a thermostatic element that is provided ... | 10/02/2007 |
| 6510819 | Inlet baffle for water heater A baffle for slowing the incoming water flow into a booster heating tank so that the turbulence in the water tank is minimized. The baffle consists of an inner cap and outer cap which are positioned over the inlet to a water heating tank. The outer cap is... | 01/28/2003 |
| 6216720 | Siphon adapter A siphon adapter is disclosed. The siphon adapter is comprised of a pipe configured so that one end of the pipe fits inside of a container through the opening and is in very close proximity with the lowest portion of container. The other end of the pipe i... | 04/17/2001 |
| 6056886 | Water level and flow control device and skimmer box provided with this device A system for controlling a flow of water out of a container in a manner to prevent the generation of noise as an incident to the outflow and to permit adjustment of the water level in the container, the container being a component of apparatus for maintai... | 05/02/2000 |
| 5630445 | Fuel tank for automotive vehicles and evaporative emission control system incorporating same A fuel tank for an automotive vehicle has a tank body for storing fuel. A filler pipe is connected to the tank body. A fuel outlet port device is located within the tank body and connected to an end of the filler pipe. The fuel outlet port device has an o... | 05/20/1997 |
| 5310252 | Brake valve assembly for purging air from brake lines A vehicle braking system is characterized by being constructed for self-purging and removal of air from the brake lines to thereby prevent the accumulation of air therein so as to provide a more effective braking system. The braking system has a master cy... | 05/10/1994 |
| 4781210 | Replacement inlet valve assembly for a toilet tank A replacement inlet valve assembly for use in a toilet tank now having an inlet valve with a water inlet on the side. This invention has a ballcock-operated inlet flush valve with a bottom inlet and a generally S-shaped inlet conduit rigidly attached to t... | 11/01/1988 |