2283628

Information

• Patent Grant
• 2283628

• References
• Source

• Patent Number

  2,283,628

• Date Filed

  Not available

• Date Issued

  Tuesday, May 19, 1942
  82 years ago

• CPC

  • A63F9/0811 - with rotatable concentric rings or discs
  • A63F2250/48 - with special provisions for gripping by hand
  • A63F2250/482 - with holes or fingers

• US Classifications

  • 446 - Amusement devices: toys
  • 040 - Card, picture, or sign exhibiting
  • 434 - Education and demonstration
  • 600 - Surgery