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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 7397347 | Digital contact case An apparatus and method for counting the number of days that a wearer of contact lenses has used a particular pair of disposable contact lenses. In a preferred embodiment, a digital contact case is provided which comprises a body having two cups for contact lens sto... | 07/08/2008 |
| 7230521 | Method for inventory control for medical products A method for controlling inventory of a time sensitive medical product includes providing packaging for the medical product, setting an expiration date for the medical product; and displaying the expiration date with the medical product in a visible manner on or wit... | 06/12/2007 |
| 7000278 | Method and apparatus for end of cycle signal for laundry appliance A method is disclosed for producing an end of cycle for a laundry appliance having a drive motor, a timer motor, and at least one water valve. The method includes determining that the drive motor was previously running and is presently turned off, determining that t... | 02/21/2006 |
| 6963271 | System and method for an alarm with aroma selection A system for waking a person includes an input that receives an alarm time information and an aroma selection from a person, an alarm that generates an audible signal when activated, an aroma station that generates an olfactory signal when activated, an activator th... | 11/08/2005 |
| 6669650 | Breast self-examination prompter device A breast self-examination prompter device having the purpose of prompting a user to perform a routine breast self-examination is described. The device includes a "Start" for activating the device and selecting a time cycle. A motion sensor is used to dete... | 12/30/2003 |
| 5305975 | Flagging apparatus and method An apparatus for representing the state of a condition, the condition having a true state and a false state, the apparatus comprising an indicator having a recognizable feature indicative of the true state of the condition, a cover for covering the indica... | 04/26/1994 |
| 5065156 | Computer controlled parking meter A computer-controlled coin parking meter for managing the use of a parking lot having up to about ten parking spaces. It includes a first display device which singularly identifies the parking places and push button switches for operating it; a second dis... | 11/12/1991 |
| 4520345 | Ash tray having fire protecting activity An ash tray having fire protecting activity and comprising an ash tray body (2) including an ash container (24) and an internal or external time delay circuit which is connected to an acoustic and/or optical alarm and supervising means. The ash tray is fo... | 05/28/1985 |
| 4223307 | Delayed power interruption alarm An alarm device indicates the occurrence of a power failure or other interruption of power supplied to businesses or residences which triggers the alarm indication only after the elapse of a predetermined adjustable delay interval commencing upon the occu... | 09/16/1980 |
| 4045788 | Allpurpose portable scoreboard A portable self-contained scoreboard adaptable for use with a variety of different sports. The self-contained scoreboard has a plurality of variable numeral displays. Some of the numeral displays are constructed to function as a controllable clock which c... | 08/30/1977 |
