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