459618

Information

• Patent Grant
• 459618

• References
• Source

• Patent Number

  459,618

• Date Filed

  Not available

• Date Issued

  Tuesday, September 15, 1891
  133 years ago

• CPC

  • E05B43/00 - Time locks
  • Y10T70/7045 - Emergency release

• US Classifications

  • 070 - Locks