2330808

Information

• Patent Grant
• 2330808

• References
• Source

• Patent Number

  2,330,808

• Date Filed

  Not available

• Date Issued

  Tuesday, October 5, 1943
  81 years ago

• CPC

  • G08B5/008 - Traffic signalling mirrors
  • E01F9/50 - Road surface markings Kerbs or road edgings, specially adapted for alerting road users
  • E01F9/529 - specially adapted for signaling by sound or vibrations
  • E01F9/553 - Low discrete bodies
  • E01F9/576 - Traffic lines

• US Classifications

  • 404 - Road structure, process, or apparatus
  • 359 - Optical: systems and elements