3905150

Information

• Patent Grant
• 3905150

• References
• Source

• Patent Number

  3,905,150

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1975
  49 years ago

• CPC

  • A63H33/088 - with holes
  • Y10S273/10 - Butadiene

• US Classifications

  • 446 - Amusement devices: toys
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 273 - Amusement devices: games
  • 434 - Education and demonstration