2989069

Information

• Patent Grant
• 2989069

• References
• Source

• Patent Number

  2,989,069

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1961
  63 years ago

• CPC

  • F24D19/081 - for steam heating systems
  • Y10T137/4643 - Liquid valves

• US Classifications

  • 137 - Fluid handling
  • 237 - Heating systems