3089303

Information

• Patent Grant
• 3089303

• References
• Source

• Patent Number

  3,089,303

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1963
  62 years ago

• CPC

  • G04F7/06 - running only during the time interval to be measured
  • G04B5/20 - by movements of other objects
  • H04M15/30 - the meter or calculation of charges not being controlled from an exchange

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 379 - Telephonic communications
  • 968 - Horology