3570493

Information

• Patent Grant
• 3570493

• References
• Source

• Patent Number

  3,570,493

• Date Filed

  Not available

• Date Issued

  Tuesday, March 16, 1971
  53 years ago

• CPC

  • A61F13/4702 - having a reinforcing member
  • A61F13/4751 - the means preventing fluid flow in a transversal direction

• US Classifications

  • 604 - Surgery