3845607

Information

• Patent Grant
• 3845607

• References
• Source

• Patent Number

  3,845,607

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1974
  50 years ago

• CPC

  • B31B1/00 - Box, carton, envelope or bag making machinery characterised by performing specific operations
  • B31B2201/24 - Prebreaking
  • B31B2201/2654 - by plungers moving through folding dies
  • B31B2201/267 - by reciprocating or oscillating members
  • B31B2203/003 - Making collapsible boxes Making boxes being in a collapsed condition at least during some of the manufacturing steps
  • 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

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