1492601

Information

• Patent Grant
• 1492601

• References
• Source

• Patent Number

  1,492,601

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1924
  100 years ago

• CPC

  • B42D5/046 - Suspension devices therefor
  • B42D5/04 - Calendar blocks
  • B42D5/041 - with means for engaging calendar sheet perforations or slots
  • B42D5/045 - combined with auxiliary devices
  • B42D5/065 - having plural perforation lines

• US Classifications

  • 040 - Card, picture, or sign exhibiting