1633691

Information

• Patent Grant
• 1633691

• References
• Source

• Patent Number

  1,633,691

• Date Filed

  Not available

• Date Issued

  Tuesday, June 28, 1927
  97 years ago

• CPC

  • B41F31/07 - for rotogravure
  • B41F9/025 - with horizontally arranged printing units

• US Classifications

  • 101 - Printing
  • 270 - Sheet-material associating
  • 493 - Manufacturing container or tube from paper