2894434

Information

• Patent Grant
• 2894434

• References
• Source

• Patent Number

  2,894,434

• Date Filed

  Not available

• Date Issued

  Tuesday, July 14, 1959
  65 years ago

• CPC

  • B31B1/00 - Box, carton, envelope or bag making machinery characterised by performing specific operations
  • B31B2201/24 - Prebreaking
  • B31B2203/066 - Making boxes of polygonal cross section
  • B31B2203/082 - Making boxes from tubular webs or blanks, including tube or bottom forming operations

• US Classifications

  • 493 - Manufacturing container or tube from paper