3846831

Information

• Patent Grant
• 3846831

• References
• Source

• Patent Number

  3,846,831

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1974
  50 years ago

• CPC

  • G11B27/22 - Means responsive to presence or absence of recorded information signals
  • G11B15/02 - Control of operating function
  • G11B15/22 - Stopping means
  • G11B15/448 - automatic reverse drive transfer therefor
  • G11B15/46 - Controlling, regulating, or indicating speed

• US Classifications

  • 360 - Dynamic magnetic information storage or retrieval
  • 434 - Education and demonstration
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER