3661393

Information

• Patent Grant
• 3661393

• References
• Source

• Patent Number

  3,661,393

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1972
  52 years ago

• CPC

  • A63F3/00643 - Electric board games;Electric features of board games
  • A63F2003/00649 - Lightbulbs
  • A63F2003/00678 - with circuits closed by mechanical means
  • A63F2009/2472 - Buzzer, beep or electric bell

• US Classifications

  • 273 - Amusement devices: games