2989649

Information

• Patent Grant
• 2989649

• References
• Source

• Patent Number

  2,989,649

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1961
  63 years ago

• CPC

  • H03B19/03 - using non-linear inductance
  • H02M5/20 - using discharge tubes without control electrode or semiconductor devices without control electrode

• US Classifications

  • 307 - Electrical transmission or interconnection systems