DE726070C
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Process for the metallic filling of breakthroughs in workpieces made of ceramic or similar material
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DE724030C
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High-performance electric headlamp arc lamp
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DE698287C
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Readiness control device for arc lamp headlights
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DE700049C
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Carbon holder head for headlight arc lamps
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DE743920C
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Floodlight for generating delimited light fields
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DE701331C
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Two-part crater screen for headlight arc lamps
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DE699181C
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Holding device for luminaires or -einsaetze, such as reflectors, dimming screens and. like
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DE701013C
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Cooling and protection device for headlight lenses arranged in a headlight housing
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DE725029C
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Floodlight for generating delimited light fields
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DE695026C
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High intensity arc lamp with motorized, thermally controlled electrode feed
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GB498572A
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Improvements in and relating to electric arc lamps
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GB481420A
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Improvements in electric arc lamps
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DE707518C
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Changeover switch for shunt motors
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GB500261A
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Improvements in and relating to electric arc lamps
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DE683434C
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High intensity arc lamp with gauge for inserting the electrodes
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GB474019A
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Improvements in or relating to electric arc lamps having axially movable electrodes
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GB473260A
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Improvements in or relating to arrangements for intermittently feeding rod shaped bodies
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GB473234A
|
|
Improvements in and relating to electric arc lamps
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DE692701C
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High intensity arc lamp
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DE717664C
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Arc lamps with saver and straightening of the coals
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