402823

Information

• Patent Grant
• 402823

• References
• Source

• Patent Number

  402,823

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1889
  135 years ago

• CPC

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

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 235 - Registers