3840141

Information

• Patent Grant
• 3840141

• References
• Source

• Patent Number

  3,840,141

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1974
  50 years ago

• CPC

  • B65D7/44 - Reinforcing or strengthening parts or members
  • Y10S220/01 - Beer barrels

• US Classifications

  • 220 - Receptacles