2466186

Information

• Patent Grant
• 2466186

• References
• Source

• Patent Number

  2,466,186

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1949
  76 years ago

• CPC

  • G11B3/00 - Recording by mechanical cutting, deforming or pressing
  • G11B3/64 - Re-recording

• US Classifications

  • 369 - Dynamic information storage or retrieval
  • 379 - Telephonic communications