2678418

Information

• Patent Grant
• 2678418

• References
• Source

• Patent Number

  2,678,418

• Date Filed

  Not available

• Date Issued

  Tuesday, May 11, 1954
  70 years ago

• CPC

  • H02H7/1209 - for converters using only discharge tubes

• US Classifications

  • 363 - Electric power conversion systems
  • 340 - Communications: electrical
  • 361 - Electricity: electrical systems and devices