3473013

Information

• Patent Grant
• 3473013

• References
• Source

• Patent Number

  3,473,013

• Date Filed

  Not available

• Date Issued

  Tuesday, October 14, 1969
  55 years ago

• CPC

  • F21V9/14 - for producing polarised light
  • F21S48/114 - Polarized light
  • F21V13/14 - the elements being reflectors, refractors, and filters
  • F21S48/1347 - with continuity at the junction between adjacent areas

• US Classifications

  • 362 - Illumination
  • 359 - Optical: systems and elements