3921330

Information

• Patent Grant
• 3921330

• References
• Source

• Patent Number

  3,921,330

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1975
  49 years ago

• CPC

  • A63F9/06 - Patience Other games for self-amusement
  • A63F2003/00406 - with a vertical game board
  • A63F2003/00637 - with non-intersecting
  • A63F2003/0064 - The groove being in the playing piece
  • A63F2009/1216 - using locking or binding pins
  • Y10S273/27 - Blind and color blind

• US Classifications

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