3849921

Information

• Patent Grant
• 3849921

• References
• Source

• Patent Number

  3,849,921

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1974
  50 years ago

• CPC

  • G09F21/08 - the advertising matter being arranged on the aircraft

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 244 - Aeronautics and astronautics