3694054

Information

• Patent Grant
• 3694054

• References
• Source

• Patent Number

  3,694,054

• Date Filed

  Not available

• Date Issued

  Tuesday, September 26, 1972
  52 years ago

• CPC

  • G04B45/0023 - Inscriptions or pictures moved by the clockwork, e.g.for advertising
  • G02B27/288 - Filters employing polarising elements
  • G04B19/30 - Illumination of dials or hands

• US Classifications

  • 359 - Optical: systems and elements
  • 040 - Card, picture, or sign exhibiting
  • 968 - Horology