3877461

Information

• Patent Grant
• 3877461

• References
• Source

• Patent Number

  3,877,461

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1975
  50 years ago

• CPC

  • A61F6/24 - characterised by valve means

• US Classifications

  • 128 - Surgery
  • 604 - Surgery