2497332

Information

• Patent Grant
• 2497332

• References
• Source

• Patent Number

  2,497,332

• Date Filed

  Not available

• Date Issued

  Tuesday, February 14, 1950
  74 years ago

• CPC

  • B43L5/022 - with magnets
  • Y10S33/01 - Magnetic
  • Y10S211/01 - Magnetic article holder
  • Y10S281/01 - Magnet
  • Y10S402/503 - Binder device, sheet or depository including magnetic material
  • Y10T24/32 - having magnetic fastener

• US Classifications

  • 281 - Books, strips, and leaves
  • 015 - Brushing, scrubbing, and general cleaning
  • 024 - Buckles, buttons, clasps, etc.
  • 033 - Geometrical instruments
  • 211 - Supports: racks
  • 248 - Supports
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 402 - Binder device releasably engaging aperture or notch of sheet