2024319

Information

• Patent Grant
• 2024319

• References
• Source

• Patent Number

  2,024,319

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1935
  89 years ago

• CPC

  • F28F11/04 - using pairs of obturating elements

• US Classifications

  • 138 - Pipes and tubular conduits