2717927

Information

• Patent Grant
• 2717927

• References
• Source

• Patent Number

  2,717,927

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1955
  69 years ago

• CPC

  • H04M1/38 - Pulses transmitted by a movement variably limited by the setting of a stop

• US Classifications

  • 379 - Telephonic communications