2445429

Information

• Patent Grant
• 2445429

• References
• Source

• Patent Number

  2,445,429

• Date Filed

  Not available

• Date Issued

  Tuesday, July 20, 1948
  75 years ago

• CPC

  • H02H1/0046 - Commutating the detecting means in dependance of the fault
  • H02H3/343 - using phase sequence analysers

• US Classifications

  • 361 - Electricity: electrical systems and devices