2642784

Information

• Patent Grant
• 2642784

• References
• Source

• Patent Number

  2,642,784

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1953
  71 years ago

• CPC

  • B31C9/00 - Simultaneous forming of cylindrical and conical shapes by winding separate webs
  • B31B2217/062 - Making conical or pyramidal boxes Making boxes of varying cross-section
  • B31B2217/064 - Making boxes of curved cross section

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 118 - Coating apparatus