h deposits man, and will be eliminated from this article. than any other known carbon. itself in the parts of the filament possessing the First of all, no lamp manufacturer makes his own From the baking oven the carbons come out .jet greatest temperature. In this manner the cavities are "bulbs,… … and gives the Treating machines for carbonization and equalization of Panting and straightening tables—straightening other with a filaments. tube a puff of in the foreground. piece of plati- air until the num extending glass bubble on through the flat- the end fills out tened end. To to the limit…
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