3490225

Information

• Patent Grant
• 3490225

• References
• Source

• Patent Number

  3,490,225

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1970
  54 years ago

• CPC

  • G04C13/03 - Pulse transmission systems with additional means for setting the time indication of slave-clocks

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 968 - Horology