1286631

Information

• Patent Grant
• 1286631

• References
• Source

• Patent Number

  1,286,631

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1918
  106 years ago

• CPC

  • G09B1/34 - the elements to be placed loosely in adjacent relationship
  • A63F9/0413 - Cuboid dice
  • A63F2003/0426 - Spelling games
  • A63F2009/0488 - with letters or words

• US Classifications

  • 434 - Education and demonstration
  • 273 - Amusement devices: games