1536495

Information

• Patent Grant
• 1536495

• References
• Source

• Patent Number

  1,536,495

• Date Filed

  Not available

• Date Issued

  Tuesday, May 5, 1925
  99 years ago

• CPC

  • B42F13/30 - having a set of rods within a set of tubes for a substantial distance when closed
  • Y10T29/53674 - Loose-leaf sheet binder

• US Classifications

  • 402 - Binder device releasably engaging aperture or notch of sheet
  • 029 - Metal working
  • 211 - Supports: racks