3473483

Information

• Patent Grant
• 3473483

• References
• Source

• Patent Number

  3,473,483

• Date Filed

  Not available

• Date Issued

  Tuesday, October 21, 1969
  55 years ago

• CPC

  • E01C13/107 - Non-frozen surfacings for ice, skating or curling rinks or for sledge runs; Rinks or runs with such surfacings

• US Classifications

  • 104 - Railways
  • 193 - Conveyors, chutes, skids, guides, and ways
  • 472 - Amusement devices