2831970

Information

• Patent Grant
• 2831970

• References
• Source

• Patent Number

  2,831,970

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1958
  66 years ago

• CPC

  • G05B11/013 - using discharge tubes
  • G05D3/1418 - with ac amplifier chain

• US Classifications

  • 318 - Electricity: motive power systems