3431491

Information

• Patent Grant
• 3431491

• References
• Source

• Patent Number

  3,431,491

• Date Filed

  Not available

• Date Issued

  Tuesday, March 4, 1969
  55 years ago

• CPC

  • G11C11/06014 - using one such element pro bit
  • G04F10/00 - Apparatus for measuring unknown time intervals by electric means

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 324 - Electricity: measuring and testing
  • 968 - Horology