2771089

Information

• Patent Grant
• 2771089

• References
• Source

• Patent Number

  2,771,089

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1956
  68 years ago

• CPC

  • A61H3/02 - Crutches
  • 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
  • 280 - Land vehicles