3343793

Information

• Patent Grant
• 3343793

• References
• Source

• Patent Number

  3,343,793

• Date Filed

  Not available

• Date Issued

  Tuesday, September 26, 1967
  57 years ago

• CPC

  • A63F7/3622 - Specially shaped rolling boards for the balls
  • A63H18/02 - Construction or arrangement of the trackway
  • A63F2003/00378 - sliding in a groove
  • A63F2007/3662 - modular

• US Classifications

  • 238 - Railways: surface track
  • 104 - Railways
  • 138 - Pipes and tubular conduits
  • 193 - Conveyors, chutes, skids, guides, and ways
  • 285 - Pipe joints or couplings