2864896

Information

• Patent Grant
• 2864896

• References
• Source

• Patent Number

  2,864,896

• Date Filed

  Not available

• Date Issued

  Tuesday, December 16, 1958
  66 years ago

• CPC

  • G11B3/72 - Groove formations
  • G11B3/00 - Recording by mechanical cutting, deforming or pressing

• US Classifications

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