MARKING DEVICES FOR X-RAY FILM

The X-ray film is enclosed within a light-tight holding device, so arranged that the X-ray exposure is made with the film therein. An electro-luminescent lamp in the form of a flat plate is mounted in the holding device, which has a light-trap slot for the insertion of an identification card between...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	ROBERT B. FARMER
Format:	Patent
Sprache:	eng
Schlagworte:	ACCESSORIES THEREFOR APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY PHOTOGRAPHY PHYSICS
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