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Digital illuminated display device

  • US 3,163,949 A
  • Filed: 11/30/1962
  • Issued: 01/05/1965
  • Est. Priority Date: 11/30/1962
  • Status: Expired due to Term
First Claim
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3. A DIGITAL ILLUMINATED DISPLAY DEVICE COMPRISING AN ASSEMBLY OF LAMP CELL BLOCKS OF PLASTIC CHARACTERIZED BY LUCITE AND PLEXIGLAS, THE CELL BLOCKS BEING ADJACENT EACH OTHER AND IN ROWS, AND THE BLOCKS BEING LATERALLY LIGHTSHIELDED ONE FROM THE OTHER, EACH CELL BLOCK BEING APERTURED CENTRALLY THEREOF, A LAMP IN EACH CELL BLOCK AND ADAPTED FOR ELECTRICAL ILLUMINATION, ELECTRICAL CIRCUIT MEANS REARWARDLY OF THE CELL BLOCK ASSEMBLY AND CONNECTED TO ONE POLE OF EACH SAID LAMP, A PROJECTING CONTACT MEMBER CONNECTED TO THE SECOND POLE OF EACH OF SAID LAMPS, WHEREBY SELECTED LAMPS MAY BE ILLUMINATED BY CIRCUIT CLOSING MEMBERS APPLIED TO THE APPROPRIATE PROJECTING CONTACT MEMBERS, A MASTER PATTERN SCREEN AT THE OUTER FACE OF SAID CELL BLOCK ASSEMBLY, THE SCREEN BEING PROVIDED WITH A SUBSTANTIALLY GREATER NUMBER OF LIGHT-EMITTING OPENINGS FOR EACH OF THE MAJORITY OF LAMPS OF THE CELL BLOCK APPROPRIATE THERETO AND PROVIDING FOR A PLURALITY OF DISCRETE LIGHT EMISSIONS FROM EACH OF THE MAJORITY OF THE LAMPS IN SAID CELL BLOCK ASSEMBLY.

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