X-ray Film Processing Unit

An item consisting of either a master tank having a back panel on which is mounted various controls and accessories, or of a master tank which is enclosed in a light tight cabinet having a mounted viewing window and safelight. It may include a refrigerating unit and is used for developing, fixing, and washing x-ray films up to size 14 inches by 17 inches (355.6 millimeters by 431.8 millimeters). Does not include processing unit, photographic film.