3617795

Information

• Patent Grant
• 3617795

• References
• Source

• Patent Number

  3,617,795

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1971
  53 years ago

• CPC

  • B60Q1/1415 - Dimming circuits
  • F21S48/10 - Headlamps
  • F21S48/1145 - Type of light source
  • F21S48/1172 - having two or more filaments
  • F21S48/1181 - having a filament being arranged transversally to the optical axis of the headlamp
  • F21S48/1317 - Optical design

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 315 - Electric lamp and discharge devices: systems