1272639

Information

• Patent Grant
• 1272639

• References
• Source

• Patent Number

  1,272,639

• Date Filed

  Not available

• Date Issued

  Tuesday, July 16, 1918
  106 years ago

• CPC

  • E03B9/14 - Draining devices for hydrants
  • Y10T137/5386 - With pump or ejector

• US Classifications

  • 137 - Fluid handling
  • 417 - Pumps