2822633

Information

• Patent Grant
• 2822633

• References
• Source

• Patent Number

  2,822,633

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1958
  66 years ago

• CPC

  • B42F17/346 - with pivoting movement of selected cards

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 188 - Brakes
  • 267 - Spring devices