1727108

Information

• Patent Grant
• 1727108

• References
• Source

• Patent Number

  1,727,108

• Date Filed

  Not available

• Date Issued

  Tuesday, September 3, 1929
  95 years ago

• CPC

  • B42F13/02 - with flexible or resilient means
  • Y10T24/20 - Paper fastener
  • Y10T24/209 - Paper-penetrating
  • Y10T403/7047 - Radially interposed shim or bushing

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
  • 024 - Buckles, buttons, clasps, etc.
  • 281 - Books, strips, and leaves
  • 402 - Binder device releasably engaging aperture or notch of sheet
  • 403 - Joints and connections