3811998

Information

• Patent Grant
• 3811998

• References
• Source

• Patent Number

  3,811,998

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1974
  50 years ago

• CPC

  • B42C11/045 - Folding end sheets, attaching end sheets to book blocks
  • Y10T156/1034 - Overedge bending of lamina about edges of sheetlike base
  • Y10T428/24198 - Channel-shaped edge component [e.g., binding, etc.]
  • Y10T428/24777 - Edge feature

• US Classifications

  • 281 - Books, strips, and leaves
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 412 - Bookbinding: process and apparatus
  • 428 - Stock material or miscellaneous articles