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3 results for: ruhmkorff coil

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High voltage x-ray equipment, x-ray tube on right, Ruhmkorff high voltage coil on left
ARP23A15_260

High voltage x-ray equipment, x-ray tube on right,...

Heinrich Daniel Ruhmkorff
ARP23A12_073

Heinrich Daniel Ruhmkorff

X-ray apparatus powered by a Ruhmkorff coil being used to take an X-ray of a hand
ARP07103_460000366

X-ray apparatus powered by a Ruhmkorff coil being ...