407434

Information

• Patent Grant
• 407434

• References
• Source

• Patent Number

  407,434

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1889
  135 years ago

• CPC

  • A61N5/06 - using light
  • A61N2005/0633 - Arrangements for lifting or hinging the frame which supports the light sources
  • A61N2005/0657 - Natural light sources
  • A61N2005/0666 - for redirecting light to the treatment area

• US Classifications

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