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Otto Von Muelmann
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Individual
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Non-Portable Lighting Devices Or Systems Thereof
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Abstract
17,692. M³lmann, O. von Aug 16. Reflectors. - A double-globe electric arc lamp is provided with a reflector a c o n - structed in one or more pieces and arranged in the interior of the exterior globe A, under the cap thereof, and supported by the support C of the lower carbon-holder. In another form, a reflecting - enamel is applied to the interior surface of the globe A.
GB189817692D1898-08-161898-08-16A System of Reflectors for Double Globe Electric Arc Lamps.
ExpiredGB189817692A
(en)