2073311

Information

• Patent Grant
• 2073311

• References
• Source

• Patent Number

  2,073,311

• Date Filed

  Not available

• Date Issued

  Tuesday, March 9, 1937
  87 years ago

• CPC

  • F17D3/145 - in gas pipelines
  • Y10T137/6123 - With aperture forming means

• US Classifications

  • 137 - Fluid handling
  • 048 - Gas: heating and illuminating