2696768

Information

• Patent Grant
• 2696768

• References
• Source

• Patent Number

  2,696,768

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1954
  70 years ago

• CPC

  • B31F1/0032 - of tubes
  • B31F1/0061 - for making articles of indefinite length
  • Y10S493/94 - Bellows

• US Classifications

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