2951231

Information

• Patent Grant
• 2951231

• References
• Source

• Patent Number

  2,951,231

• Date Filed

  Not available

• Date Issued

  Tuesday, August 30, 1960
  64 years ago

• CPC

  • G11B21/043 - for stationary discs

• US Classifications

  • 360 - Dynamic magnetic information storage or retrieval