2371042

Information

• Patent Grant
• 2371042

• References
• Source

• Patent Number

  2,371,042

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1945
  79 years ago

• CPC

  • F16L11/02 - made of fibres or threads
  • E21F1/04 - Air ducts

• US Classifications

  • 138 - Pipes and tubular conduits
  • 174 - Electricity: conductors and insulators