2730391

Information

• Patent Grant
• 2730391

• References
• Source

• Patent Number

  2,730,391

• Date Filed

  Not available

• Date Issued

  Tuesday, January 10, 1956
  69 years ago

• CPC

  • E05B55/12 - the bolt being secured by the operation of a hidden parallel member; Automatic latch bolt deadlocking mechanisms
  • Y10T70/5504 - Automatic
  • Y10T292/098 - Auxiliary bolt
  • Y10T292/0987 - Bolt has ancillary projection spring

• US Classifications

  • 292 - Closure fasteners
  • 070 - Locks