Autoloading microfiche reader

Automated photograph slide storage and retrieval system

Automated transparency organizer

Automatic distributor for flat rigid pieces

Automatic door mechanism for projector

Automatic focus adjustment for projector

Automatic focus for overhead projector

Automatic focusing device for slide projectors

Automatic focusing projector

Automatic focusing system

Automatic focusing system for projectors

Automatic follow-up projecting system

Automatic heliostat track alignment method

Automatic high speed microfilm searching system

Automatic information retrieval device

Automatic keystone correction for projectors with arbitrary...

Automatic keystone correction system and method

Automatic lamp changer for modular slide projector

Automatic magnification correcting system in a projection optica

Automatic microfilm handling apparatus