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DE575361C
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Cathode arrangement for high voltage vacuum tubes
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DE484271C
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X-ray tube
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DE482533C
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Incandescent cathode x-ray tube
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DE491714C
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X-ray tube with an anticathode made of a hard-to-melt, X-ray absorbent material
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DE500102C
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Bodies exposed to electron impact in vacuum tubes
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DE497641C
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Device for liquid cooling on vacuum tubes
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DE416408C
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Device for controlling the dark adaptation of the eye
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DE519524C
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Vacuum tubes with glow cathode and additional electron source
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DE429334C
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Pointed cathode for X-ray tubes
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DE423089C
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Glow wire for vacuum tubes arranged helically around a rod-shaped conductor
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DE406105C
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Switching device for glow cathode X-ray tubes with several glow cathodes
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DE406067C
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Incandescent cathode x-ray tube with high vacuum
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DE388242C
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X-ray tube
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DE416242C
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Incandescent cathode ray tube
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DE406492C
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High vacuum incandescent cathode tube with cooled anode
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DE421959C
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Device for the calibration of therapy X-ray tubes according to standard tubes
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DE482532C
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X-ray tube with metal wall
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DE461847C
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X-ray tube
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DE507618C
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Roentgen tubes with high vacuum, the electrode leads are inclined towards each other and the anticathode is bell-shaped
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DE473929C
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Cover inside x-ray tubes
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