3420663

Information

• Patent Grant
• 3420663

• References
• Source

• Patent Number

  3,420,663

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1969
  56 years ago

• CPC

  • G03C9/02 - parallax-stereogram
  • G03B35/24 - using apertured or refractive resolving means on screens or between screen and eye

• US Classifications

  • 355 - Photocopying
  • 359 - Optical: systems and elements