2308280

Information

• Patent Grant
• 2308280

• References
• Source

• Patent Number

  2,308,280

• Date Filed

  Not available

• Date Issued

  Tuesday, January 12, 1943
  82 years ago

• CPC

  • H03F3/48 - with tubes only

• US Classifications

  • 455 - Telecommunications
  • 329 - Demodulators