2780222

Information

• Patent Grant
• 2780222

• References
• Source

• Patent Number

  2,780,222

• Date Filed

  Not available

• Date Issued

  Tuesday, February 5, 1957
  68 years ago

• CPC

  • A61H31/02 - "Iron-lungs"
  • A61H2031/025 - using the same pump for pressure and vacuum, not being driven at the respiratory rate

• US Classifications

  • 601 - Surgery: kinesitherapy