2330257

Information

• Patent Grant
• 2330257

• References
• Source

• Patent Number

  2,330,257

• Date Filed

  Not available

• Date Issued

  Tuesday, September 28, 1943
  81 years ago

• CPC

  • A61F13/2037 - having grooves or ribs, having a main axis in the radial direction

• US Classifications

  • 028 - Textiles: manufacturing
  • 604 - Surgery