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Lot 0624

Rotax Mercury-Jet Interrupter, c. 1920

Rotax Mercury-Jet Interrupter, c. 1920 Electricitäts-Gesellschaft Sanitas, Berlin. No. 3432, 110 V, 2400 rpm, with rotating mercury container, up to 230 interruptions per second, essential to early x-ray technology, height 16 ½ in. Quecksilberstrahl-Unterbrecher Rotax, um 1920 Electricitäts-Gesellschaft Sanitas, Berlin. Nr. 3432, 110 Volt, 2400... more