2175306

Information

• Patent Grant
• 2175306

• References
• Source

• Patent Number

  2,175,306

• Date Filed

  Not available

• Date Issued

  Tuesday, October 10, 1939
  85 years ago

• CPC

  • H01H11/02 - for mercury switches
  • H01H29/20 - operated by tilting contact-liquid container
  • H01H29/24 - wherein contact is made and broken between liquid and liquid
  • Y10S53/03 - Sealing electron tubes
  • Y10T403/478 - Metallic fusion material

• US Classifications

  • 200 - Electricity: circuit makers and breakers
  • 220 - Receptacles