3001308

Information

• Patent Grant
• 3001308

• References
• Source

• Patent Number

  3,001,308

• Date Filed

  Not available

• Date Issued

  Tuesday, September 26, 1961
  63 years ago

• CPC

  • B42D5/046 - Suspension devices therefor
  • B42D5/047 - in which the calendar sheet or sheets are combined with other articles
  • G09B29/002 - using magnetic elements

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • D19 - Office supplies