2194869

Information

• Patent Grant
• 2194869

• References
• Source

• Patent Number

  2,194,869

• Date Filed

  Not available

• Date Issued

  Tuesday, March 26, 1940
  84 years ago

• CPC

  • G09F21/12 - the advertising matter being towed by the aircraft

• US Classifications

  • 040 - Card, picture, or sign exhibiting