3809469

Information

• Patent Grant
• 3809469

• References
• Source

• Patent Number

  3,809,469

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1974
  51 years ago

• CPC

  • G03B23/046 - Picture changing devices
  • G03B23/02 - in which a picture is removed from a stock and returned to the same stock or another one Magazines therefor
  • G03B23/048 - with horizontally sliding mechanism

• US Classifications

  • 353 - Optics: image projectors