843614

Information

• Patent Grant
• 843614

• References
• Source

• Patent Number

  843,614

• Date Filed

  Not available

• Date Issued

  Tuesday, February 12, 1907
  119 years ago

• CPC

  • E05B45/04 - with detonating alarm devices

• US Classifications

  • 116 - Signals and indicators
  • 340 - Communications: electrical