2447855

Information

• Patent Grant
• 2447855

• References
• Source

• Patent Number

  2,447,855

• Date Filed

  Not available

• Date Issued

  Tuesday, August 24, 1948
  76 years ago

• CPC

  • B31D1/0018 - the articles being pull-tap closure discs for bottles, jars or like containers
  • B31B43/00 - Machinery characterised by making containers by shaping, other- wise than folding, sheet material under pressure
  • B31B2201/223 - Using punches or dies

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 072 - Metal deforming