2005661

Information

• Patent Grant
• 2005661

• References
• Source

• Patent Number

  2,005,661

• Date Filed

  Not available

• Date Issued

  Tuesday, June 18, 1935
  89 years ago

• CPC

  • A24C5/474 - by inserting filters into cigarettes or their mouthpieces

• US Classifications

  • 131 - Tobacco