1531429

Information

• Patent Grant
• 1531429

• References
• Source

• Patent Number

  1,531,429

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1925
  100 years ago

• CPC

  • B42D5/042 - Diaries; Memorandum calendars
  • B42D5/043 - Supports for desk-type calendars or diaries
  • B42F17/30 - modified for particular uses
  • B42F21/02 - Tabs integral with sheets, papers, cards, or suspension files

• US Classifications

  • 040 - Card, picture, or sign exhibiting