3210611

Information

• Patent Grant
• 3210611

• References
• Source

• Patent Number

  3,210,611

• Date Filed

  Not available

• Date Issued

  Tuesday, October 5, 1965
  60 years ago

• CPC

  • B60Q1/1423 - Automatic dimming circuits
  • G05B11/017 - using photo-electric means
  • B60Q2300/052 - Switching delay
  • B60Q2300/314 - Ambient light

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 250 - Radiant energy
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems