3903580

Information

• Patent Grant
• 3903580

• References
• Source

• Patent Number

  3,903,580

• Date Filed

  Not available

• Date Issued

  Tuesday, September 9, 1975
  49 years ago

• CPC

  • B42B5/06 - by clips
  • B42F1/003 - Devices for applying fasteners
  • Y10T29/53522 - Means to fasten by deforming
  • Y10T29/53791 - Edge binding

• US Classifications

  • 029 - Metal working
  • 412 - Bookbinding: process and apparatus