3477715

Information

• Patent Grant
• 3477715

• References
• Source

• Patent Number

  3,477,715

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1969
  55 years ago

• CPC

  • A63F3/00574 - Connections between board and playing pieces
  • A63F3/02 - Chess Similar board games
  • A63F2003/025 - for teaching chess
  • A63F2009/0656 - using a stamp

• US Classifications

  • 273 - Amusement devices: games
  • 101 - Printing