1261411

Information

• Patent Grant
• 1261411

• References
• Source

• Patent Number

  1,261,411

• Date Filed

  Not available

• Date Issued

  Tuesday, April 2, 1918
  106 years ago

• CPC

  • G04C21/34 - Devices on watches or similar portable timepieces

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 200 - Electricity: circuit makers and breakers
  • 340 - Communications: electrical
  • 968 - Horology