2563888

Information

• Patent Grant
• 2563888

• References
• Source

• Patent Number

  2,563,888

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1951
  73 years ago

• CPC

  • G04C15/0054 - with power-reserve

• US Classifications

  • 192 - Clutches and power-stop control
  • 368 - Horology: time measuring systems or devices
  • 968 - Horology