1975040

Information

• Patent Grant
• 1975040

• References
• Source

• Patent Number

  1,975,040

• Date Filed

  Not available

• Date Issued

  Tuesday, September 25, 1934
  90 years ago

• CPC

  • A61F2/604 - Joints for artificial legs
  • A61F2002/5098 - with rotation-limiting means
  • Y10T403/32311 - Ball and socket
  • Y10T403/32811 - Spring-biased
  • Y10T403/32819 - including tension or take-up means

• US Classifications

  • 403 - Joints and connections
  • 623 - Prosthesis