3570846

Information

• Patent Grant
• 3570846

• References
• Source

• Patent Number

  3,570,846

• Date Filed

  Not available

• Date Issued

  Tuesday, March 16, 1971
  53 years ago

• CPC

  • E01C13/12 - for snow sports
  • Y10S273/04 - Ethylene
  • Y10S273/12 - Propylene

• US Classifications

  • 472 - Amusement devices
  • 106 - Compositions: coating or plastic
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 273 - Amusement devices: games
  • 404 - Road structure, process, or apparatus
  • 428 - Stock material or miscellaneous articles