1253989

Information

• Patent Grant
• 1253989

• References
• Source

• Patent Number

  1,253,989

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1918
  107 years ago

• CPC

  • F22D5/22 - with floats
  • Y10T137/742 - In separate communicating float chamber

• US Classifications

  • 417 - Pumps
  • 137 - Fluid handling