1649471

Information

• Patent Grant
• 1649471

• References
• Source

• Patent Number

  1,649,471

• Date Filed

  Not available

• Date Issued

  Tuesday, November 15, 1927
  97 years ago

• CPC

  • A47B19/10 - characterised by association with auxiliary devices
  • Y10T29/53674 - Loose-leaf sheet binder

• US Classifications

  • 029 - Metal working