2290515

Information

• Patent Grant
• 2290515

• References
• Source

• Patent Number

  2,290,515

• Date Filed

  Not available

• Date Issued

  Tuesday, July 21, 1942
  82 years ago

• CPC

  • F16L55/1116 - glued or welded

• US Classifications

  • 220 - Receptacles
  • 138 - Pipes and tubular conduits
  • 219 - Electric heating
  • 285 - Pipe joints or couplings