2473754

Information

• Patent Grant
• 2473754

• References
• Source

• Patent Number

  2,473,754

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1949
  75 years ago

• CPC

  • H03G1/0011 - the device being at least one of the amplifying tubes of the amplifier
  • H03G3/22 - in amplifiers having discharge tubes

• US Classifications

  • 330 - Amplifiers
  • 313 - Electric lamp and discharge devices