… Cameras specially designed for underwater use, for aerial survey or …
Classification opinions
… 1. Photographic camera , separately presented, intended to be mounted inside an X-ray … tube with a fluorographic (X-ray) screen, an objective lens assembly and a tape drive mechanism. An X-ray image of the … 6. Adoption : 2013 1 Tape drive mechanism 2 Objective lens assembly 3 Tube with a fluorographic (X-ray) screen …