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In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Number | Title | Issue Date |
| 7516697 | Single color press and method of operating same, and method of manufacturing liquid crystal color filter An object is to provide a single color press which shortens takt time by eliminating wastefulness from the printing process. There is provided: a first transfer cylinder which transfers an image to a first printing substrate; a first moving carriage which holds the ... | 04/14/2009 |
| 7224490 | Method of producing a printing plate on a cylindrical printing-plate carrier in a rotary printing press A method of producing a printing plate on a cylindrical printing-plate carrier includes subdividing the printing-plate carrier by computation in terms of its width and axial length into at least two circumferential subareas. Then an actual transfer characteristic cu... | 05/29/2007 |
| 7127992 | Arrangement for printing flat workpieces An arrangement for printing flat workpieces is provided and includes an application roller which rolls on the workpiece surface 6 to be printed and thereby applies a printed image to the workpiece surface 8, the application roller forming a printing cy... | 10/31/2006 |
| 6920292 | Method and control device for prevention of image plane registration errors A method and a control device for prevention of registration errors. In the current state of the art, a control circuit of a control device eliminates registration errors. A first sensor detects a sheet before a printing module and a second sensor detects the sheet ... | 07/19/2005 |
| 6860199 | Ink printing apparatus for compensating mis-alignment of patterns caused by subtrate variation and patterning method using the same A method for patterning includes filling ink in a recess of a cliché corresponding to a position of a pattern which will be formed, transferring the ink onto a surface of a transfer roll by rotating the transfer roll while the transfer roll is contacted to the clic... | 03/01/2005 |
| 6029572 | Sheet conveying system in a digital printing press Method of controlling a printing device of a printing press wherein substrates to be printed are conveyed on a conveying path to the printing device, the conveyed substrates being detected by a sensor disposed along the conveying path, upstream of the pri... | 02/29/2000 |
| 5715754 | Offset printing method An offset printing method is suitable for high-precision printing. Errors caused by the relative movement between a blanket cylinder 4 and a form plate 10 and the rotation of the blanket cylinder 4 on its axis which are produced in a step of transferring ... | 02/10/1998 |
| 4219595 | Printing blanket and method of making same An adhesive printing blanket including rubber or rubber-like material. The printing blanket may also be provided with reinforcing inserts. A foil-like protective layer covers the adhesive layer of the printing blanket. The protective layer, which is elast... | 08/26/1980 |
