2473383

Information

• Patent Grant
• 2473383

• References
• Source

• Patent Number

  2,473,383

• Date Filed

  Not available

• Date Issued

  Tuesday, June 14, 1949
  75 years ago

• CPC

  • B31F7/002 - tubular articles
  • B31F1/0035 - Straightening or flattening

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 072 - Metal deforming