2620964

Information

• Patent Grant
• 2620964

• References
• Source

• Patent Number

  2,620,964

• Date Filed

  Not available

• Date Issued

  Tuesday, December 9, 1952
  72 years ago

• CPC

  • B65B11/42 - and then to form closing folds of similar form at opposite ends of the tube
  • B65B11/46 - to fold the wrappers in channel form about contents and then to close the ends of the channel by folding and finally the mouth of the channel by folding or twisting
  • B65B11/58 - Applying two or more wrappers
  • B65D75/08 - with the ends of the tube closed by folding

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes
  • 053 - Package making