Method and apparatus for simultaneously inserting laminar materi
Method of examining X-ray films and the like and an examination
Microfiche viewer
Microfilm-unit and magnifying-glass locket
Multislide holder and editor and cabinet therefor
Openable package for a consumer product such as child's meal, wi
Photo-slide handler and viewer
Photographic disc viewer
Photographic slide sorter
Portable film viewer
Portable film viewer
Portable map reading system
Portable viewer for photographic slides
Portable viewing apparatus
Programmable light modulator for viewing transparent film prints
Promotional viewing device
Reading assistant for Torah scrolls
Rechargeable transparent slide viewer apparatus
Ring viewer
Self-masking transparency viewing apparatus