3143757

Information

• Patent Grant
• 3143757

• References
• Source

• Patent Number

  3,143,757

• Date Filed

  Not available

• Date Issued

  Tuesday, August 11, 1964
  60 years ago

• CPC

  • E05F3/108 - with piston rod protruding from the closer housing; Telescoping closers
  • E05Y2900/132 - Doors
  • Y10T16/2766 - Concentric spring chamber
  • Y10T16/2782 - Oscillating cylinder

• US Classifications

  • 016 - Miscellaneous hardware
  • 188 - Brakes