2498808

Information

• Patent Grant
• 2498808

• References
• Source

• Patent Number

  2,498,808

• Date Filed

  Not available

• Date Issued

  Tuesday, February 28, 1950
  74 years ago

• CPC

  • B42F17/24 - Special adaptations for use of index strips
  • B42F17/22 - Connections between the cards and their containers

• US Classifications

  • 040 - Card, picture, or sign exhibiting