2853850

Information

• Patent Grant
• 2853850

• References
• Source

• Patent Number

  2,853,850

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1958
  66 years ago

• CPC

  • G04B19/166 - with rotating scales

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 968 - Horology