2372780

Information

• Patent Grant
• 2372780

• References
• Source

• Patent Number

  2,372,780

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1945
  80 years ago

• CPC

  • B31B1/72 - by applying or securing strips or sheets
  • B31B2201/6086 - for uniting meeting edges of collapsed boxes
  • Y10T83/8792 - Variable speed during one revolution [e.g., intermittent]
  • Y10T83/9399 - Cutting edge wholly parallel to axis of rotation

• US Classifications

  • 083 - Cutting
  • 242 - Winding, tensioning, or guiding
  • 493 - Manufacturing container or tube from paper