1767241

Information

• Patent Grant
• 1767241

• References
• Source

• Patent Number

  1,767,241

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1930
  94 years ago

• CPC

  • B42F13/402 - enabling the cover to be positioned upright
  • Y10T29/53674 - Loose-leaf sheet binder

• US Classifications

  • 029 - Metal working