1209253

Information

• Patent Grant
• 1209253

• References
• Source

• Patent Number

  1,209,253

• Date Filed

  Not available

• Date Issued

  Tuesday, December 19, 1916
  108 years ago

• CPC

  • H04M1/34 - Lost-motion or other arrangements for ensuring a pause between successive digit transmissions
  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion

• US Classifications

  • 341 - Coded data generation or conversion
  • 200 - Electricity: circuit makers and breakers
  • 379 - Telephonic communications