342709

Information

• Patent Grant
• 342709

• References
• Source

• Patent Number

  342,709

• Date Filed

  Not available

• Date Issued

  Tuesday, May 25, 1886
  139 years ago

• CPC

  • E05G1/00 - Safes or strong-rooms for valuables
  • Y10S200/12 - Burglar screens

• US Classifications

  • 109 - Safes, bank protection, or a related device
  • 116 - Signals and indicators
  • 200 - Electricity: circuit makers and breakers
  • 340 - Communications: electrical