2802157

Information

• Patent Grant
• 2802157

• References
• Source

• Patent Number

  2,802,157

• Date Filed

  Not available

• Date Issued

  Tuesday, August 6, 1957
  67 years ago

• CPC

  • H01H29/30 - with level of surface of contact liquid displaced by expansion or evaporation thereof

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 337 - Electricity: electrothermally or thermally actuated switches