3390472

Information

• Patent Grant
• 3390472

• References
• Source

• Patent Number

  3,390,472

• Date Filed

  Not available

• Date Issued

  Tuesday, July 2, 1968
  56 years ago

• CPC

  • G09B19/0053 - Computers
  • A63F2003/00709 - Nim game

• US Classifications

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