3831989

Information

• Patent Grant
• 3831989

• References
• Source

• Patent Number

  3,831,989

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1974
  50 years ago

• CPC

  • E05C17/443 - of the pivoted lever or eccentric type
  • Y10S16/01 - Overhead door
  • Y10S292/15 - Door, checks, floor
  • Y10T16/540295 - Plural opposed arms
  • Y10T16/6285 - Rubber cushioned
  • Y10T292/65 - Braces

• US Classifications

  • 292 - Closure fasteners
  • 016 - Miscellaneous hardware