incandescent lighting in vanized iron tank, B, whence it is fed through a small groove is also connected with the main gas channel New York city, in 1882, an era of light was inaugu- brass pipe to each lamp, C. The action of the pump in the frame of the lamp, by means of a short branch- rated. The… … A more efficient flame is thus produced due to the per- will yield 500 candle power with ordinary city gas, fect mixture, and also to the current that rapidly car- and this brilliant light, it is claimed, may be produced AN IMPROVED INCANDESCENT GAS LAMP, at the inappreciable cost of one cent per…
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