3560290

Information

• Patent Grant
• 3560290

• References
• Source

• Patent Number

  3,560,290

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1971
  54 years ago

• CPC

  • B42C9/0093 - by fusing, welding sheets together
  • Y10S156/908 - Laminating sheet to entire edge of block and both adjacent opposite surfaces
  • Y10S412/902 - Heating and pressing
  • Y10T156/1051 - by folding
  • Y10T156/108 - Flash, trim or excess removal

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 281 - Books, strips, and leaves
  • 412 - Bookbinding: process and apparatus