3308718

Information

• Patent Grant
• 3308718

• References
• Source

• Patent Number

  3,308,718

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1967
  58 years ago

• CPC

  • G03B23/042 - whereby the picture is not returned to the same stock after projection
  • G03B21/001 - Slide projectors

• US Classifications

  • 353 - Optics: image projectors
  • 352 - Optics: motion pictures