3575179

Information

• Patent Grant
• 3575179

• References
• Source

• Patent Number

  3,575,179

• Date Filed

  Not available

• Date Issued

  Tuesday, April 20, 1971
  53 years ago

• CPC

  • A24D3/06 - Use of materials for tobacco smoke filters
  • A24D3/046 - with electrical or magnetical filtering means
  • A24F13/06 - with smoke filters

• US Classifications

  • 131 - Tobacco