3222531

Information

• Patent Grant
• 3222531

• References
• Source

• Patent Number

  3,222,531

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1965
  59 years ago

• CPC

  • H01L31/164 - Optical potentiometers

• US Classifications

  • 250 - Radiant energy
  • 257 - Active solid-state devices
  • 338 - Electrical resistors
  • 382 - Image analysis