3204964

Information

• Patent Grant
• 3204964

• References
• Source

• Patent Number

  3,204,964

• Date Filed

  Not available

• Date Issued

  Tuesday, September 7, 1965
  59 years ago

• CPC

  • G09B23/22 - for optics
  • A63J15/00 - Peep-shows
  • Y10S428/913 - Material designed to be responsive to temperature, light, moisture

• US Classifications

  • 273 - Amusement devices: games
  • 356 - Optics: measuring and testing
  • 362 - Illumination
  • 428 - Stock material or miscellaneous articles
  • 434 - Education and demonstration
  • 446 - Amusement devices: toys