2220269

Information

• Patent Grant
• 2220269

• References
• Source

• Patent Number

  2,220,269

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1940
  84 years ago

• CPC

  • D01H17/02 - Arrangements for storing ring travellers Devices for applying travellers to rings
  • A61N1/06 - for high-frequency therapy

• US Classifications

  • 607 - Surgery: light, thermal, and electrical application