2549541

Information

• Patent Grant
• 2549541

• References
• Source

• Patent Number

  2,549,541

• Date Filed

  Not available

• Date Issued

  Tuesday, April 17, 1951
  73 years ago

• CPC

  • B60R1/005 - specially adapted for viewing traffic-lights
  • G02B3/00 - Simple or compound lenses

• US Classifications

  • 359 - Optical: systems and elements