1678555

Information

• Patent Grant
• 1678555

• References
• Source

• Patent Number

  1,678,555

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1928
  97 years ago

• CPC

  • H02P1/026 - Means for delayed starting

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 200 - Electricity: circuit makers and breakers
  • 340 - Communications: electrical