3081776

Information

• Patent Grant
• 3081776

• References
• Source

• Patent Number

  3,081,776

• Date Filed

  Not available

• Date Issued

  Tuesday, March 19, 1963
  62 years ago

• CPC

  • A24D1/12 - with ash-retaining attachments, holders, or other equipment
  • A24D3/04 - Tobacco smoke filters characterised by their shape or structure

• US Classifications

  • 131 - Tobacco