3717391

Information

• Patent Grant
• 3717391

• References
• Source

• Patent Number

  3,717,391

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1973
  52 years ago

• CPC

  • B62D55/28 - detachable
  • B62D55/247 - Gas filled or inflatable flexible tracks
  • B62D55/253 - having elements interconnected by one or more cables or like elements
  • D07B1/02 - Ropes built-up from fibrous or filamentary material
  • D07B1/18 - Grommets
  • D07B7/165 - for making slings

• US Classifications

  • 305 - Wheel substitutes for land vehicles