2790048

Information

• Patent Grant
• 2790048

• References
• Source

• Patent Number

  2,790,048

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1957
  67 years ago

• CPC

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

• US Classifications

  • 337 - Electricity: electrothermally or thermally actuated switches