3444334

Information

• Patent Grant
• 3444334

• References
• Source

• Patent Number

  3,444,334

• Date Filed

  Not available

• Date Issued

  Tuesday, May 13, 1969
  55 years ago

• CPC

  • G07F17/305 - for record players
  • G07F11/00 - Coin-freed apparatus for dispensing, or the like, discrete articles
  • G11B3/08529 - using magnetic or electric detecting means
  • G11B3/0859 - driven by belt or analogous element
  • G11B17/10 - with horizontal transfer to the turntable from a stack arranged with a vertical axis
  • G11B19/08 - by using devices external to the driving mechanisms
  • G11B27/022 - Electronic editing of analogue information signals
  • G11B27/36 - Monitoring
  • G11B27/026 - on discs
  • G11B2220/20 - Disc-shaped record carriers

• US Classifications

  • 369 - Dynamic information storage or retrieval
  • 194 - Check-actuated control mechanisms
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER