Electrical installations of electric light, power, traction and industrial electrical machinery (1902)
Kennedy, Rankin, d. 1917 · Edinburgh T.C. & E.C. Jack · leaf 185
Fig. 191. -Le Carbone CompanysZ Sack Cell Fig. 192.—Laij^e SizeSack Cell is therefore only suitable for short use at intervals, such as signallingbells, wherein the manganese gets time in the intervals to absorbthe hydrogen. The improved cells made by Le Carbone Comp.uiy have fortheir object low…
Electrical engineering · Electric power
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