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 |
| 7290952 | Recording apparatus with a slidably accommodated discharge tray The invention provides the recording apparatus, which has excellent operability of drawing and retracting the sheet discharge tray and excellent design in accommodating the sheet discharge tray and includes a sheet discharge mechanism having an advantage for miniatu... | 11/06/2007 |
| 6899474 | Recording apparatus To provide a recording apparatus for recording on a sheet by a recording head, including: a carriage for carrying the recording head and moving in a direction crossing a sheet transporting direction; a guide shaft for guiding a movement of the carriage; and a guide ... | 05/31/2005 |
| 6632034 | Printing machine for booklet-like medium A printing machine for booklet-like medium (2) is disclosed as having a booklet resting surface (4) to which a sheet insertion passage (5) is opened, a booklet pressing unit (10) which presses booklet-like medium, which is centrally unfolded on the bookle... | 10/14/2003 |
| 6398431 | Page-turning device, and printer using same In a page-turning device for a printer, arms are provided at the ends of a support shaft, and a pair of rollers are fitted around a roller shaft that is located between the distal ends of arms. Springs are attached to the base ends of the arms to press th... | 06/04/2002 |
| 6048114 | Method of printing on the edge of a book A method of providing at least one indicia on the edges of a plurality of stacked leaves assembled one on top of the other to form a book or pamphlet, each respective leaf having marks thereon on at least one face of the leaf adjacent said edge, the assem... | 04/11/2000 |
| 6036381 | Book printer including support for accommodating bound portion A printer prints upon a book having a plurality of pages bound at a binding edge (1). The book is opened, placed on a supporting surface (16) and fed in a feed direction parallel to the binding edge. A supporting shaft (13) extends parallel to the support... | 03/14/2000 |
| 5823688 | Printer including improved print head control A plurality of lines are printed by the print head of a printer which is moved in a predetermined print direction on a sheet placed on a planar supporting surface wherein the sheet is fed perpendicular to the print direction. The print head is slidably mo... | 10/20/1998 |
| 5149210 | Apparatus for recording and/or reading information A recording and/or reading head has a recording and/or read nose and is movably mounted. The head is preloaded against a record carrier with first and second preload values. A sensor device senses and maintains the distance between the record carrier and ... | 09/22/1992 |
| 4776711 | Booklet printer Two print heads each having a plurality of print elements arranged over a print width to allow printing of a predetermined area by a print scan operation are arranged one for each one of adjacent pages bordered by a seam line of a booklet along which a pl... | 10/11/1988 |
| 4620807 | Article transport for printers A self-leveling tranpsort for addressing envelopes in cooperation with a printer having a first link on each side of the transport, with transport drive and idler roller shafts journaled at the opposite ends, an endless transport belt stretched across the... | 11/04/1986 |
| 4039069 | Magnetic stripe passbook and scanner for document printing apparatus A printing apparatus is provided for printing on a document, such as a bank passbook, which has affixed thereto a magnetic stripe on the cover on which information with respect to the print operation to be performed is written and/or read by a magnetic sc... | 08/02/1977 |
| 4029193 | Printer having a platen with resilient segments A bound booklet is opened and inserted into a guide. A platen, having individual spring biased segments, is positioned against the booklet covers while printing means move horizontally across the open pages of the booklet. A first platen segment contacts ... | 06/14/1977 |
