2544722

Information

• Patent Grant
• 2544722

• References
• Source

• Patent Number

  2,544,722

• Date Filed

  Not available

• Date Issued

  Tuesday, March 13, 1951
  73 years ago

• CPC

  • G10H3/09 - using tapes or wires

• US Classifications

  • 360 - Dynamic magnetic information storage or retrieval
  • 084 - Music
  • 984 - Musical instruments