X-ray apparatus : complete outfits and accessories for X-ray laboratories (1908)
Kny-Scheerer Company · New York : Kny-Scheerer · leaf 61
d the current circuit interrupted.The clock can be set for intervals up to sixty minutes. This deviceis equally well suited for timing the development or rinsing of plates. G/..5987 Alarm Clock for up to five minutes, with dial marked from 5 to 5 sec-Code NIEDE onds, giving an alarm at 3, 4, 5… … The Kny- Scheerer. CaN. Y. G/..5990 G/..5990 Radiogram Charts for recording results of radioscopic and radiographicCode NIERKA examinations; used to advantage inreports regarding insurance andlegal cases.Chart blocks of 25 sheets, with perforated margin, are published for the following partsof the…
X-rays · Radiography
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