2433347

Information

• Patent Grant
• 2433347

• References
• Source

• Patent Number

  2,433,347

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1947
  77 years ago

• CPC

  • H04Q1/34 - Impulse regenerators with mechanical or other non-electrical marking arrangements
  • H04M1/23 - Construction or mounting of dials or of equivalent devices Means for facilitating the use thereof
  • H04M1/515 - by generating or selecting other signals than trains of pulses of similar shape or other signals than currents of one or more different frequencies

• US Classifications

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