2177698

Information

• Patent Grant
• 2177698

• References
• Source

• Patent Number

  2,177,698

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1939
  85 years ago

• CPC

  • B31B29/00 - Machinery characterised by making envelopes or bags with structural provision at the base for thickness or contents
  • B31B2219/2618 - the mandrels moving
  • B31B2221/20 - the bags having structural provision at the base for thickness of content
  • B65B11/10 - to fold the wrappers in tubular form about contents

• US Classifications

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