2722436

Information

• Patent Grant
• 2722436

• References
• Source

• Patent Number

  2,722,436

• Date Filed

  Not available

• Date Issued

  Tuesday, November 1, 1955
  69 years ago

• CPC

  • B41L3/20 - for facilitating manifolding in books

• US Classifications

  • 462 - Books, strips, and leaves for manifolding