1788714

Information

• Patent Grant
• 1788714

• References
• Source

• Patent Number

  1,788,714

• Date Filed

  Not available

• Date Issued

  Tuesday, January 13, 1931
  94 years ago

• CPC

  • H03F1/40 - in discharge-tube amplifiers

• US Classifications

  • 330 - Amplifiers
  • 369 - Dynamic information storage or retrieval