3599048

Information

• Patent Grant
• 3599048

• References
• Source

• Patent Number

  3,599,048

• Date Filed

  Not available

• Date Issued

  Tuesday, August 10, 1971
  53 years ago

• CPC

  • G04C23/36 - by external influences
  • H05B37/0218 - by the ambient light
  • H05B39/042 - by measuring the incident light
  • Y02B20/46 - based on detection of the illumination level
  • Y10T307/773 - Light, heat, vibratory or radiant energy
  • Y10T307/964 - Series connected switches

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 250 - Radiant energy
  • 307 - Electrical transmission or interconnection systems
  • 968 - Horology