X-ray apparatus : complete outfits and accessories for X-ray laboratories (1908)
Kny-Scheerer Company · New York : Kny-Scheerer · leaf 54
l the color and luminosity of both thehalves of the fluorescent screen are identical. The penetration of the tube is then readfrom a scale. It is thus possible to obtain the most accurate comparison of the degree of penetrationof different tubes, or to use the same dose for therapeutic purposes.… … THE KNY-SCHEERER COMPANYS LABEL GUARANTEES HIGHEST STANDARD. XRA Y APPARA TUS—Measuring Devices.
X-rays · Radiography
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