2904899

Information

• Patent Grant
• 2904899

• References
• Source

• Patent Number

  2,904,899

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1959
  65 years ago

• CPC

  • G09B19/18 - Book-keeping or economics
  • A63F9/001 - Games or toys connected to, or combined with, other objects; Objects with a second use as a toy or game
  • B42D25/29 - Securities Bank notes
  • B42F7/06 - Filing appliances comprising a plurality of pockets or compartments
  • B42F13/04 - with cords, coils, or chains
  • B42F13/40 - combined or formed with other articles

• US Classifications

  • 434 - Education and demonstration
  • 229 - Envelopes, wrappers, and paperboard boxes
  • 232 - Deposit and collection receptacles
  • 281 - Books, strips, and leaves
  • 402 - Binder device releasably engaging aperture or notch of sheet