667040

Information

• Patent Grant
• 667040

• References
• Source

• Patent Number

  667,040

• Date Filed

  Not available

• Date Issued

  Tuesday, January 29, 1901
  124 years ago

• CPC

  • E05B55/12 - the bolt being secured by the operation of a hidden parallel member; Automatic latch bolt deadlocking mechanisms
  • Y10T292/0998 - Screw

• US Classifications

  • 292 - Closure fasteners