3690319

Information

• Patent Grant
• 3690319

• References
• Source

• Patent Number

  3,690,319

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1972
  52 years ago

• CPC

  • A61M3/0262 - manually
  • A61M3/0291 - with dilating fingers

• US Classifications

  • 604 - Surgery