427392

Information

• Patent Grant
• 427392

• References
• Source

• Patent Number

  427,392

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1890
  135 years ago

• CPC

  • A63F9/0807 - requiring vacant positions or gap migration
  • A63F2003/00848 - Barriers, obstacles or obstructions

• US Classifications

  • 273 - Amusement devices: games