3783751

Information

• Patent Grant
• 3783751

• References
• Source

• Patent Number

  3,783,751

• Date Filed

  Not available

• Date Issued

  Tuesday, January 8, 1974
  51 years ago

• CPC

  • B31B37/00 - Machinery characterised by making envelopes or bags with structural provision at the base for thickness of contents from webs
  • B31B2237/055 - involving folding a web about an already tubular web
  • Y10T156/133 - Delivering cut part to indefinite or running length web

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 156 - Adhesive bonding and miscellaneous chemical manufacture