3851283

Information

• Patent Grant
• 3851283

• References
• Source

• Patent Number

  3,851,283

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1974
  50 years ago

• CPC

  • H04Q1/30 - Signalling arrangements Manipulation of signalling currents
  • H01H47/02 - for modifying the operation of the relay
  • H01H50/24 - Parts rotatable or rockable outside coil
  • H01H50/44 - Magnetic coils or winding

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 361 - Electricity: electrical systems and devices
  • 379 - Telephonic communications