3760511

Information

• Patent Grant
• 3760511

• References
• Source

• Patent Number

  3,760,511

• Date Filed

  Not available

• Date Issued

  Tuesday, September 25, 1973
  51 years ago

• CPC

  • G09B1/04 - the elements each bearing a single symbol or a single combination of symbols
  • A63F9/00 - Games not otherwise provided for
  • A63F2009/0668 - the shapes falling or being pushed through the holes
  • A63F2250/1073 - Time-out devices
  • A63F2250/24 - with a lock

• US Classifications

  • 434 - Education and demonstration
  • D12 - Transportation