3452539

Information

• Patent Grant
• 3452539

• References
• Source

• Patent Number

  3,452,539

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1969
  55 years ago

• CPC

  • G04F7/06 - running only during the time interval to be measured
  • G04B27/004 - having several simultaneous functions

• US Classifications

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