2697386

Information

• Patent Grant
• 2697386

• References
• Source

• Patent Number

  2,697,386

• Date Filed

  Not available

• Date Issued

  Tuesday, December 21, 1954
  70 years ago

• CPC

  • B31C1/083 - Winding mandrels

• US Classifications

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