2156807

Information

• Patent Grant
• 2156807

• References
• Source

• Patent Number

  2,156,807

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1939
  85 years ago

• CPC

  • H03D1/26 - by means of transit-time tubes
  • H01J25/76 - Dynamic electron-multiplier tubes

• US Classifications

  • 329 - Demodulators