2761360

Information

• Patent Grant
• 2761360

• References
• Source

• Patent Number

  2,761,360

• Date Filed

  Not available

• Date Issued

  Tuesday, September 4, 1956
  68 years ago

• CPC

  • B31B21/00 - Machinery characterised by making rectangular envelopes or bags of flat form, i.e. without structural provision at the base for thickness of contents, from sheets or blanks
  • B31B2219/9045 - involving applying window patches
  • B31B2221/105 - obtained from rhombus shaped sheets
  • Y10T156/1768 - Means simultaneously conveying plural articles from a single source and serially presenting them to an assembly station

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 229 - Envelopes, wrappers, and paperboard boxes