2387439

Information

• Patent Grant
• 2387439

• References
• Source

• Patent Number

  2,387,439

• Date Filed

  Not available

• Date Issued

  Tuesday, October 23, 1945
  79 years ago

• CPC

  • B67B3/2046 - using friction means for screwing the caps
  • B67C7/0086 - Sterilisation being restricted to the area of application of the closure

• US Classifications

  • 053 - Package making
  • 493 - Manufacturing container or tube from paper