2610252

Information

• Patent Grant
• 2610252

• References
• Source

• Patent Number

  2,610,252

• Date Filed

  Not available

• Date Issued

  Tuesday, September 9, 1952
  72 years ago

• CPC

  • H03G7/02 - having discharge tubes
  • H03G11/004 - using discharge tubes
  • H04R21/023 - with more than one granular chamber

• US Classifications

  • 381 - Electrical audio signal processing systems and devices
  • 332 - Modulators