3526983

Information

• Patent Grant
• 3526983

• References
• Source

• Patent Number

  3,526,983

• Date Filed

  Not available

• Date Issued

  Tuesday, September 8, 1970
  54 years ago

• CPC

  • G09F13/36 - co-operating with rotating screening means
  • G09F19/20 - with colour-mixing effects

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 472 - Amusement devices