Did You Know...
...that the Eveready Battery began as an invention called the "electric flowerpot," which was a tube with a battery and light bulb inside? The idea was to fasten this gizmo to the side of a flowerpot so it would illuminate the flowers from the bottom. The idea died on the vine and the businessman who licensed the flower pot, Conrad Huber, was left with a pile of useless tubes -- until he found a way to market them as batteries to light the world!
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| Number | Title | Issue Date |
| 6112496 | Metal and wood door with composite perimeter In a composite metal and wood door, two metal panels (10,32) that are aligned in parallel relationship are secured together by connectors (56-70, 88-102). Panels (10,32) and connectors (56-70, 88-100) cooperate to define channels (122-136) that receive co... | 09/05/2000 |
| 5946878 | Composite structural panel A structural panel is described which includes a thin substantially rectangular member of preselected length, width and thickness having a substantially flat upper surface and a peripheral flanged edge and supported on the lower surface thereof by a first... | 09/07/1999 |
| 5921059 | Door fit for a hollow core panel door A door fit mountable in an open end of a modified hollow-core door for providing reinforcement to opposing door facings and preventing warping thereof while providing clearance between the door and a floor. The fit includes a member having a securing devi... | 07/13/1999 |
| 5386673 | Supported returned stair tread with moisture-compensating joint and method for making same A returned stair tread for use on an open stairway or an open portion of a stairway is shown. This returned stair tread comprises a stair tread constructed of wood and a return nosing fitting flush against its side edge, the stair tread and nosing being s... | 02/07/1995 |
| 5058353 | Multifunctional frame element A multifunctional frame element is proposed, which is usable as a picture frame and also in many other different ways as a frame. The frame element has a clip fastening for pictures, plates, object carriers and the like which is not visible from the outsi... | 10/22/1991 |
| 4671832 | Access floor panel with edge trim An access floor panel construction employing peripheral trim channel elements joined together at the panel corners and fixed at their mid-lengths to the edges of a main body. As disclosed, the trim elements are of an organic thermoplastic material and are... | 06/09/1987 |
| 4619085 | Grain bin floor and method of making same A grain bin floor is formed of floor plates supported on horizontal beams supported by vertical columns made of sheet metal with lower ends of the columns having bendable teeth or the like bent by high spots in the base that would otherwise concentrate th... | 10/28/1986 |
| 4231204 | Solar energy collector A solar energy collector including an enclosure provided with a glazing closure or panel and a detachable retainer assembly securing the glazing panel in place. The retainer assembly includes a retainer cap mechanically interlocked with internal protrusio... | 11/04/1980 |
| 4183187 | Cabinet door construction A cabinet door construction wherein a panel is floatingly received in a seat formed in a generally rectangular framework forming a central opening blocked by the panel. A suitable retainer attaches to a front face of the framework for retaining the panel ... | 01/15/1980 |
