3921646

Information

• Patent Grant
• 3921646

• References
• Source

• Patent Number

  3,921,646

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1975
  49 years ago

• CPC

  • A24F19/0064 - of the pocket type

• US Classifications

  • 131 - Tobacco
  • 055 - Gas separation
  • D27 - Tobacco and smokers' supplies