3136210

Information

• Patent Grant
• 3136210

• References
• Source

• Patent Number

  3,136,210

• Date Filed

  Not available

• Date Issued

  Tuesday, June 9, 1964
  61 years ago

• CPC

  • G04B19/34 - Position of the hands projected optically

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 353 - Optics: image projectors
  • 968 - Horology