2252422

Information

• Patent Grant
• 2252422

• References
• Source

• Patent Number

  2,252,422

• Date Filed

  Not available

• Date Issued

  Tuesday, August 12, 1941
  83 years ago

• CPC

  • B42F13/30 - having a set of rods within a set of tubes for a substantial distance when closed

• US Classifications

  • 402 - Binder device releasably engaging aperture or notch of sheet