2303429

Information

• Patent Grant
• 2303429

• References
• Source

• Patent Number

  2,303,429

• Date Filed

  Not available

• Date Issued

  Tuesday, December 1, 1942
  82 years ago

• CPC

  • H02H3/307 - involving comparison of quantities derived from a plurality of phases

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 361 - Electricity: electrical systems and devices