2220893

Information

• Patent Grant
• 2220893

• References
• Source

• Patent Number

  2,220,893

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1940
  84 years ago

• CPC

  • B65D39/084 - Separated bung-rings made by one element
  • Y10T16/082 - Threaded

• US Classifications

  • 285 - Pipe joints or couplings
  • 016 - Miscellaneous hardware
  • 220 - Receptacles