3647218

Information

• Patent Grant
• 3647218

• References
• Source

• Patent Number

  3,647,218

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1972
  53 years ago

• CPC

  • A63F9/12 - Three-dimensional jig-saw puzzles
  • A63F2009/1236 - with a final configuration thereof

• US Classifications

  • 273 - Amusement devices: games
  • 206 - Special receptacle or package