2688976

Information

• Patent Grant
• 2688976

• References
• Source

• Patent Number

  2,688,976

• Date Filed

  Not available

• Date Issued

  Tuesday, September 14, 1954
  70 years ago

• CPC

  • E03B7/10 - Devices preventing bursting of pipes by freezing
  • Y10T137/5397 - With extension to facilitate removal
  • Y10T137/5497 - Protection against freezing

• US Classifications

  • 137 - Fluid handling