3871656

Information

• Patent Grant
• 3871656

• References
• Source

• Patent Number

  3,871,656

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1975
  49 years ago

• CPC

  • A63F3/00085 - Sailing races
  • A63F3/00006 - Board games played along a linear track
  • A63F2003/00271 - underneath the playing surface and viewable through holes or windows

• US Classifications

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