3786626

Information

• Patent Grant
• 3786626

• References
• Source

• Patent Number

  3,786,626

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1974
  51 years ago

• CPC

  • G04B19/202 - by means of turning discs
  • G04B39/008 - with means for magnified reading

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 359 - Optical: systems and elements
  • 968 - Horology