3177517

Information

• Patent Grant
• 3177517

• References
• Source

• Patent Number

  3,177,517

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1965
  59 years ago

• CPC

  • E05F3/04 - with liquid piston brakes
  • E05Y2201/656 - Chains
  • E05Y2600/41 - Concealed
  • E05Y2900/132 - Doors
  • Y10T16/2799 - Spring and flexible link

• US Classifications

  • 016 - Miscellaneous hardware