2222245

Information

• Patent Grant
• 2222245

• References
• Source

• Patent Number

  2,222,245

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1940
  84 years ago

• CPC

  • B42F17/30 - modified for particular uses
  • B42D5/005 - Supports for note-pads
  • G09B19/00 - Teaching not covered by other main groups of this subclass

• US Classifications

  • 434 - Education and demonstration
  • 040 - Card, picture, or sign exhibiting
  • 206 - Special receptacle or package
  • 273 - Amusement devices: games