1882473

Information

• Patent Grant
• 1882473

• References
• Source

• Patent Number

  1,882,473

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1932
  92 years ago

• CPC

  • H02J9/02 - in which an auxiliary distribution system and its associated lamps are brought into service
  • Y10S320/36 - Distribution system
  • Y10T307/615 - Substitute or emergency source
  • Y10T307/625 - Storage battery or accumulator

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 315 - Electric lamp and discharge devices: systems
  • 320 - Electricity: battery or capacitor charging or discharging