1907212

Information

• Patent Grant
• 1907212

• References
• Source

• Patent Number

  1,907,212

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1933
  91 years ago

• CPC

  • B42F13/0093 - Binding devices co-operating with corner or back cut-outs of the stack
  • Y10S402/501 - Sheet retainer continuous with periphery of sheet notch

• US Classifications

  • 402 - Binder device releasably engaging aperture or notch of sheet
  • 281 - Books, strips, and leaves