2247972

Information

• Patent Grant
• 2247972

• References
• Source

• Patent Number

  2,247,972

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1941
  83 years ago

• CPC

  • F24D19/0007 - Comprising regulation means
  • F16L41/02 - Branch units

• US Classifications

  • 138 - Pipes and tubular conduits
  • 237 - Heating systems
  • 251 - Valves and valve actuation