1564772

Information

• Patent Grant
• 1564772

• References
• Source

• Patent Number

  1,564,772

• Date Filed

  Not available

• Date Issued

  Tuesday, December 8, 1925
  99 years ago

• CPC

  • B42F13/32 - the nesting portions of the rods and tubes being straight
  • Y10T29/49915 - Overedge assembling of seated part
  • Y10T29/49922 - by bending over projecting prongs

• US Classifications

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