Journal of Electricity

Journal of Electricity

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Several illustrations and drawings have been added to aid the description of the Dean system of electrical control of gate valves. ... The pamphlet emphasizes numerous applications of electrical heat by means of flat standardized heaters, two feet long, 3/16aquot; thick and 1%a€ wide. ... After sealing, the heater is placed in an hydraulic press and 25 tons pressure applied. ... Mazda Lamps, a€ a€œMultiple Mazda Lamps, a€ Industrial Lightinga€ by Ward Harrison and N. N. Magdsick, a€œMazda Lamps foranbsp;...

Title:Journal of Electricity
Publisher: - 1920


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