3620553

Information

• Patent Grant
• 3620553

• References
• Source

• Patent Number

  3,620,553

• Date Filed

  Not available

• Date Issued

  Tuesday, November 16, 1971
  53 years ago

• CPC

  • B41L1/20 - Manifolding assemblies
  • B42D5/022 - Holders for cheque-books; Articles combined with cheque-books

• US Classifications

  • 462 - Books, strips, and leaves for manifolding
  • 281 - Books, strips, and leaves
  • 283 - Printed matter
  • 402 - Binder device releasably engaging aperture or notch of sheet