2288451

Information

• Patent Grant
• 2288451

• References
• Source

• Patent Number

  2,288,451

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1942
  81 years ago

• CPC

  • H01H29/16 - operated by dipping soil contact into stationary contact liquid
  • H01H1/08 - wetted with mercury

• US Classifications

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