1646696

Information

• Patent Grant
• 1646696

• References
• Source

• Patent Number

  1,646,696

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1927
  97 years ago

• CPC

  • B42F9/001 - Clip boards
  • B42F15/0041 - suspended at other than the middle and the extremity
  • Y10T292/444 - Swinging catch

• US Classifications

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