1250928

Information

• Patent Grant
• 1250928

• References
• Source

• Patent Number

  1,250,928

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1917
  107 years ago

• CPC

  • A61M1/0074 - by vacuum created above a liquid flowing from a closed container

• US Classifications

  • 417 - Pumps
  • 604 - Surgery