3292057

Information

• Patent Grant
• 3292057

• References
• Source

• Patent Number

  3,292,057

• Date Filed

  Not available

• Date Issued

  Tuesday, December 13, 1966
  58 years ago

• CPC

  • H04R23/006 - using solid state devices
  • Y10S438/912 - Displacing pn junction

• US Classifications

  • 257 - Active solid-state devices
  • 073 - Measuring and testing
  • 381 - Electrical audio signal processing systems and devices