3813099

Information

• Patent Grant
• 3813099

• References
• Source

• Patent Number

  3,813,099

• Date Filed

  Not available

• Date Issued

  Tuesday, May 28, 1974
  50 years ago

• CPC

  • A63F9/12 - Three-dimensional jig-saw puzzles
  • A63F2009/124 - with a final configuration being a sphere
  • A63F2009/1272 - the pegs forming angles other than right angles in three dimensions
  • A63F2009/1284 - with screw elements

• US Classifications

  • 273 - Amusement devices: games