3866910

Information

• Patent Grant
• 3866910

• References
• Source

• Patent Number

  3,866,910

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1975
  49 years ago

• CPC

  • A63B21/0608 - Eccentric weights put into orbital motion by nutating movement of the user
  • A63B67/08 - Juggling or spinning ball games played as games of skill; Juggling games
  • A63B23/025 - for the head or the neck
  • A63B2208/12 - specially adapted for children
  • A63F2003/0468 - Astronomy
  • A63F2250/497 - Head
  • Y10S273/17 - Head mounted

• US Classifications

  • 482 - Exercise devices
  • 273 - Amusement devices: games
  • 434 - Education and demonstration