273231

Information

• Patent Grant
• 273231

• References
• Source

• Patent Number

  273,231

• Date Filed

  Not available

• Date Issued

  Tuesday, February 27, 1883
  141 years ago

• CPC

  • G04C13/14 - by electrically-released mechanical driving mechanisms

• US Classifications

  • 368 - Horology: time measuring systems or devices