| 1. | There they both worked in a factory which manufactured electric arc lamps.
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| 2. | And of course xenon arc lamps are used, especially on high traffic highways.
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| 3. | By 1893 there were 1500 arc lamps illuminating New York streets.
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| 4. | It was used to power a single Arc lamp in his art gallery.
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| 5. | Early versions used an arc lamp to generate the jamming signal.
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| 6. | There they both started working in a factory which manufactured electric arc lamps.
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| 7. | Medium or low-pressure mercury arc lamps can excite these respective transitions.
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| 8. | The last one is a krypton arc lamp, ( shown for comparison ).
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| 9. | Arc lamps were used in some early motion-picture studios to illuminate interior shots.
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| 10. | In 1869, he created a few experimental paintings lit by electric arc lamps.
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