off and Khotinsky between 1872 and 1877 pro- ing for about five years, a decision was reached October conclusion that the subdivision of the electric light 4, by the United States Court of Appeals, awarding posed various ingenious devices for perfecting the could be accomplished, provided the… … in the direction of lessening the size and cheapening representing the " M" lamp devised by Maxim, and Fig. 8.-ADAM'S LAMP. the cost of such conductors. Fig. 3 the zigzag lamp invented by Weston. To all Spiral carbon rod incloeed in a globe from which the air has been We add engravings of the lamps…
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