3074324

Information

• Patent Grant
• 3074324

• References
• Source

• Patent Number

  3,074,324

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1963
  61 years ago

• CPC

  • B31F1/07 - Embossing , i.e. producing impressions formed by locally deep-drawing
  • D21J1/16 - Special fibreboard
  • B31F2201/0723 - Characteristics of the rollers
  • B31F2201/0728 - Material
  • B31F2201/0738 - Cross sectional profile of the embossments
  • B31F2201/0756 - Characteristics of the incoming material
  • B31F2201/0761 - Multi-layered
  • B31F2201/0794 - Cutting

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 101 - Printing
  • 425 - Plastic article or earthenware shaping or treating: apparatus