3473539

Information

• Patent Grant
• 3473539

• References
• Source

• Patent Number

  3,473,539

• Date Filed

  Not available

• Date Issued

  Tuesday, October 21, 1969
  55 years ago

• CPC

  • A24D3/163 - Carbon
  • A24D3/0241 - by compacting particulated materials

• US Classifications

  • 131 - Tobacco
  • 493 - Manufacturing container or tube from paper