Electrical novelties : the ultra vacuum electrodes, X-ray tubes and stands, the multiple spark interrupter, spark lamp to produce violet rays, spark regulator for coil, electric heaters, X-ray plates (1903)
Swett & Lewis Company, Boston · Boston : Swett & Lewis Company · leaf 17
ess. Price ..... $4.00 per pair. Code Word — Clisson X-Ray Plates 5 x7 $1.40 per dozen. Code Word - - Einhergang 6^x8% 2.30 per dozen. Code Word- - Einhuellen 8 X 10 3.40 per dozen. Code Word- — Einimpfen 10 X 12 5.50 per dozen. Code Word- -Einjcehrig 11 X 14 7.00 per dozen. Code Word - - Einjagen… … We wish very briefly to call to your attention this superb pieceof apparatus. This coil is light in weight, cannot be burned out orbroken down, may be run on any light or power circuit whetherdirect or alternating, and is extremely powerful. For X-rav work,either Radiographic or Therapeutic use, it…
Electric apparatus and appliances · X-rays · Electrical Equipment and Supplies
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