Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 8176698 | Panel The invention is directed to a panel, in particular floor panel, having a core made of a woodbased material and having a decoration applied to a visible side, the visible side being provided, on at least one side edge (I, II), with a chamfer running at an angle ther... | 05/15/2012 |
| 8003168 | Method for sealing a building panel The solution of the problem is arrived at through the following steps: a) applying liquid resin to the top side, b) drying the resin, c) pressing the construction plate under the influence of tempe... | 08/23/2011 |
| 7641963 | Panel and process for producing a panel A panel, in particular floor panel, having a support board made of glued and compressed fiber material to which a termination layer is applied in each case on a top side and an underside, and the termination layer of the top side has a structured surface, and to a p... | 01/05/2010 |
| 7617651 | Floor panel Floor panel which is bounded in a horizontal plane by a top side, which is provided with a decorative layer or the like, and an underside, which is provided for bearing on an underlying surface, the floor panel being provided with means for the releasable connection... | 11/17/2009 |
| 7550202 | Insulation board made of a mixture of wood base material and binding fibers The invention relates to an insulation material board composed of a wood material/binder fiber mixture and to a method for producing an insulation material board, in which an additive (3, 4) with a thermally resistant core (4) and with a thermally acti... | 06/23/2009 |
| 7431979 | Wood fiberboard A wood fiberboard, in particular floor panel including an HDF support board with a top side and an underside, the top side having a decoration, preferably a wood or tile decoration, is distinguished in that the decoration is printed directly onto the top side of the... | 10/07/2008 |
| 7171998 | Process for producing a structured decoration in a woodbased-material board A process for producing a decoration, in particular a wood decoration, and a relief, corresponding to the decoration, on the top side of a woodbased-material board which is pressed in a press, by means of a pressing plate, with a cover layer made of a synthetic resi... | 02/06/2007 |
| D528671 | Building board | 09/19/2006 |
| 6862857 | Structural panels and method of connecting same A device for connecting and locking structural panels, particularly floor panels, having a groove forming an upper lip and a lower lip over the entire length of at least one lateral border and with a tongue formed on the opposite lateral border corresponding to the ... | 03/08/2005 |
| 6711869 | Process of laying floorboards A process is proposed for laying and mechanically jointing floorboards provided with tongue and groove engagements on all sides for horizontal attachment. The process involves a) jointing of a number of boards and making them engage on their transverse sides n order... | 03/30/2004 |
| 6569272 | Process for cutting out panels or the like A wood fiber board (6) which is provided with a decorative layer (3) of paper or similar material, and where the length or width value of the decorative layer (3) deviates from its original value after it is applied to the wood fiber board (6), is cut int... | 05/27/2003 |
| 6521314 | Panel, particularly a floor panel A panel, particularly a floor panel, which exhibits a spring on at least one side and a groove on the opposite side, which features are designed in complementary fashion such that several panels can be connected by inserting one panel into the other, whil... | 02/18/2003 |
