2177500

Information

• Patent Grant
• 2177500

• References
• Source

• Patent Number

  2,177,500

• Date Filed

  Not available

• Date Issued

  Tuesday, October 24, 1939
  84 years ago

• CPC

  • H01T11/00 - Spark gaps specially adapted as rectifiers

• US Classifications

  • 363 - Electric power conversion systems