2631589

Information

• Patent Grant
• 2631589

• References
• Source

• Patent Number

  2,631,589

• Date Filed

  Not available

• Date Issued

  Tuesday, March 17, 1953
  71 years ago

• CPC

  • B42F21/065 - for suspension files
  • B42F15/0035 - suspended at both extremities
  • B42F21/08 - in one of a number of predetermined positions

• US Classifications

  • 211 - Supports: racks
  • 040 - Card, picture, or sign exhibiting
  • 229 - Envelopes, wrappers, and paperboard boxes