2778900

Information

• Patent Grant
• 2778900

• References
• Source

• Patent Number

  2,778,900

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1957
  67 years ago

• CPC

  • H01H29/16 - operated by dipping soil contact into stationary contact liquid

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets