1253509

Information

• Patent Grant
• 1253509

• References
• Source

• Patent Number

  1,253,509

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1918
  107 years ago

• CPC

  • E05D15/14 - with movable arms situated in the plane of the wing
  • Y10T16/367 - Link and lever

• US Classifications

  • 016 - Miscellaneous hardware