3207932

Information

• Patent Grant
• 3207932

• References
• Source

• Patent Number

  3,207,932

• Date Filed

  Not available

• Date Issued

  Tuesday, September 21, 1965
  59 years ago

• CPC

  • H01H7/08 - with timing by mechanical speed-control devices
  • H05B37/0218 - by the ambient light
  • Y02B20/46 - based on detection of the illumination level
  • Y10T307/773 - Light, heat, vibratory or radiant energy
  • Y10T307/951 - With time delay or retardation means

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 200 - Electricity: circuit makers and breakers
  • 361 - Electricity: electrical systems and devices