314838

Information

• Patent Grant
• 314838

• References
• Source

• Patent Number

  314,838

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1885
  140 years ago

• CPC

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

• US Classifications

  • 070 - Locks