3280831

Information

• Patent Grant
• 3280831

• References
• Source

• Patent Number

  3,280,831

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1966
  58 years ago

• CPC

  • A61H3/02 - Crutches
  • A61H3/0288 - Ferrules or tips therefor
  • A61H2003/001 - on steps or stairways
  • A61H2003/0216 - Crutches in which movement is limited to a pivoting in one plane

• US Classifications

  • 135 - Tent, canopy, umbrella, or cane