2137046

Information

• Patent Grant
• 2137046

• References
• Source

• Patent Number

  2,137,046

• Date Filed

  Not available

• Date Issued

  Tuesday, November 15, 1938
  86 years ago

• CPC

  • H02M7/006 - using discharge tubes

• US Classifications

  • 318 - Electricity: motive power systems
  • 363 - Electric power conversion systems