3687139

Information

• Patent Grant
• 3687139

• References
• Source

• Patent Number

  3,687,139

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1972
  52 years ago

• CPC

  • A61B17/4208 - Instruments for rupturing the amniotic membrane

• US Classifications

  • 606 - Surgery
  • 030 - Cutlery