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Updated: June 9, 2025
As for the conductors, which have their resting points upon ordinary insulators mounted at the top of the same supports, these are cables composed of copper and steel. They serve both for leading the current and carrying the tubes. The same arrangement was used by Messrs. Siemens and Halske at Vienna in 1883.
The instrument is made by Siemens and Halske, and is accompanied by a table giving resistances per millimeter of the measuring wire, N. Zeitsch. fuer Elektrotechnik.
Siemens Bros. electric railway that figured at Paris in 1881 the arrangement adopted for taking up the current consisted of two split tubes from which were suspended two small contact carriages that communicated with the electric car through the intermedium of flexible cables. This is the mode of construction that Messrs. Siemens and Halske have adopted in the railway from Frankfort to Offenbach.
Halske in the management of a telegraph factory which they had conjointly established in 1847. In 1852 William took an office in John Street, Adelphi, with a view to practise as a civil engineer. Eleven years later, Mr.
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