ed a divided iron and inspected it mold. When is passed on to the - "dip" or the mounting mass of near- department, ly molten glass where it meets has been twirled a glass tube a moment at blown as a the end of a stem. This tube tube, the opera- is flanged at one tive inserts it end and flat- into… … The «tubulating" m chines melt a bote in the top of the bulb and attach a small glass tube thereon. times advances In all there as high as $42. are three glass The carbon- parts that enter ized filament is Into the manu- next attached facture of a to the platinum lamp. These ends of the are the…
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