3470290

Information

• Patent Grant
• 3470290

• References
• Source

• Patent Number

  3,470,290

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1969
  55 years ago

• CPC

  • B42F7/02 - Filing appliances comprising only one pocket or compartment
  • B29C53/06 - Forming folding lines by pressing or scoring
  • B42C7/001 - Manufacturing suspended files
  • B29C59/04 - using rollers or endless belts
  • B29K2023/06 - PE

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 281 - Books, strips, and leaves
  • 402 - Binder device releasably engaging aperture or notch of sheet