1259699

Information

• Patent Grant
• 1259699

• References
• Source

• Patent Number

  1,259,699

• Date Filed

  Not available

• Date Issued

  Tuesday, March 19, 1918
  106 years ago

• CPC

  • G11B19/14 - by sensing movement or position of head
  • Y10S200/34 - Recording and reproducing

• US Classifications

  • 369 - Dynamic information storage or retrieval
  • 200 - Electricity: circuit makers and breakers