2278159

Information

• Patent Grant
• 2278159

• References
• Source

• Patent Number

  2,278,159

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1942
  82 years ago

• CPC

  • H03C1/24 - modulating signal applied to different grid

• US Classifications

  • 455 - Telecommunications
  • 332 - Modulators