1398349

Information

• Patent Grant
• 1398349

• References
• Source

• Patent Number

  1,398,349

• Date Filed

  Not available

• Date Issued

  Tuesday, November 29, 1921
  103 years ago

• CPC

  • B42D5/065 - having plural perforation lines
  • B42D5/041 - with means for engaging calendar sheet perforations or slots
  • B42D5/042 - Diaries; Memorandum calendars
  • B42D5/043 - Supports for desk-type calendars or diaries

• US Classifications

  • 281 - Books, strips, and leaves
  • 402 - Binder device releasably engaging aperture or notch of sheet