271271

Information

• Patent Grant
• 271271

• References
• Source

• Patent Number

  271,271

• Date Filed

  Not available

• Date Issued

  Tuesday, January 30, 1883
  142 years ago

• CPC

  • E05B47/0002 - with electromagnets
  • Y10S292/45 - Slot closure
  • Y10T292/1021 - Motor
  • Y10T292/54 - Trippers

• US Classifications

  • 292 - Closure fasteners