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Adolfo Hess
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Securing Globes, Refractors, Reflectors Or The Like
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Abstract
23,035. Kess, A. Nov. 9. Incandescent-arc lamps. -A mantle H, which may be similar to that of an incandescent gas lamp, surrounds an arc, preferably a long one, produced by impregnated or other carbons A, B, in order to avoid overheating. The mantle is held in position by rims E, F on fixed disks C, D, and is secured to the upper rim by means of an asbestos or other thread I,;which lies in a groove G in the rim.
GB190523035D1905-11-091905-11-09Improvements in Arc-lamps.
ExpiredGB190523035A
(en)