3896574

Information

• Patent Grant
• 3896574

• References
• Source

• Patent Number

  3,896,574

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1975
  49 years ago

• CPC

  • F21S10/007 - using rotating transparent or colored disks
  • G09F13/36 - co-operating with rotating screening means
  • G09F19/20 - with colour-mixing effects

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 273 - Amusement devices: games
  • 446 - Amusement devices: toys