2138848

Information

• Patent Grant
• 2138848

• References
• Source

• Patent Number

  2,138,848

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1938
  86 years ago

• CPC

  • B42F17/28 - in the form of endless bands or revolving drums
  • Y10S402/50 - Binder with tab or fastener for securing sheet
  • Y10T24/493 - and distinct fastener structure cooperating with impaled structure

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 024 - Buckles, buttons, clasps, etc.
  • 211 - Supports: racks
  • 248 - Supports
  • 402 - Binder device releasably engaging aperture or notch of sheet