3317269

Information

• Patent Grant
• 3317269

• References
• Source

• Patent Number

  3,317,269

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1967
  57 years ago

• CPC

  • G03B27/36 - by mechanical connections

• US Classifications

  • 352 - Optics: motion pictures
  • 353 - Optics: image projectors
  • 355 - Photocopying
  • 359 - Optical: systems and elements