3415953

Information

• Patent Grant
• 3415953

• References
• Source

• Patent Number

  3,415,953

• Date Filed

  Not available

• Date Issued

  Tuesday, December 10, 1968
  56 years ago

• CPC

  • H04M15/36 - Charging, billing or metering arrangements for party-lines
  • H04Q5/02 - with direct connection for all subscribers
  • H04Q5/16 - by predetermined number of pulses

• US Classifications

  • 379 - Telephonic communications