2821987

Information

• Patent Grant
• 2821987

• References
• Source

• Patent Number

  2,821,987

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1958
  66 years ago

• CPC

  • A24F5/10 - Bowl-covers, attached and removable
  • A24F5/04 - with holes for admitting air

• US Classifications

  • 131 - Tobacco