3877363

Information

• Patent Grant
• 3877363

• References
• Source

• Patent Number

  3,877,363

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1975
  49 years ago

• CPC

  • G04G13/02 - at preselected times
  • G04G13/00 - Producing acoustic time signals
  • G10K1/065 - for timed or repeated operation

• US Classifications

  • 369 - Dynamic information storage or retrieval
  • 360 - Dynamic magnetic information storage or retrieval
  • 968 - Horology