2198659

Information

• Patent Grant
• 2198659

• References
• Source

• Patent Number

  2,198,659

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1940
  84 years ago

• CPC

  • H01R39/56 - Devices for lubricating or polishing slip-rings or commutators during operation of the collector
  • H01H5/04 - Energy stored by deformation of elastic members

• US Classifications

  • 200 - Electricity: circuit makers and breakers