3003771

Information

• Patent Grant
• 3003771

• References
• Source

• Patent Number

  3,003,771

• Date Filed

  Not available

• Date Issued

  Tuesday, October 10, 1961
  63 years ago

• CPC

  • G11B17/14 - by mechanism in rotating centre post
  • G11B3/08509 - using mechanical detecting means
  • G11B3/08545 - driven by cams
  • G11B17/26 - the magazine having a cylindrical shape with vertical axis

• US Classifications

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