3897949

Information

• Patent Grant
• 3897949

• References
• Source

• Patent Number

  3,897,949

• Date Filed

  Not available

• Date Issued

  Tuesday, August 5, 1975
  49 years ago

• CPC

  • A63F7/0664 - Electric
  • A63F2007/302 - Hidden parts or passages
  • A63F2009/2451 - using illumination.

• US Classifications

  • 273 - Amusement devices: games