3480945

Information

• Patent Grant
• 3480945

• References
• Source

• Patent Number

  3,480,945

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1969
  55 years ago

• CPC

  • G08B5/221 - Local indication of seats occupied in a facility
  • G06F3/00 - Input arrangements for transferring data to be processed into a form capable of being handled by the computer Output arrangements for transferring data from processing unit to output unit
  • G06F3/0227 - Cooperation and interconnection of the input arrangement with other functional units of a computer
  • G06F3/0489 - using dedicated keyboard keys or combinations thereof
  • H03K17/82 - using transfluxors

• US Classifications

  • 710 - Electrical computers and digital data processing systems: input/output
  • 178 - Telegraphy
  • 341 - Coded data generation or conversion
  • 365 - Static information storage and retrieval