691551

Information

• Patent Grant
• 691551

• References
• Source

• Patent Number

  691,551

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1902
  123 years ago

• CPC

  • E05D11/04 - relating to the use of free balls as bearing-surfaces
  • Y10T16/5377 - Ball or roller bearing
  • Y10T16/53824 - Plural hinge axes [e.g., multiple pintle]

• US Classifications

  • 016 - Miscellaneous hardware