ES208115A2 - Improvements introduced in the construction of hydraulic norias (Machine-translation by Google Translate, not legally binding)
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Improvements introduced in the construction of hydraulic norias (Machine-translation by Google Translate, not legally binding)
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Improvements introduced in the object of the main patent no. 200,944 for improvements introduced in the construction of hydraulic standards characterized in that the twin wheels bearing the wheel have arranged in their inner part a series of spherical projections. (Machine-translation by Google Translate, not legally binding)
ES0208115A1953-03-061953-03-06Improvements introduced in the construction of hydraulic norias (Machine-translation by Google Translate, not legally binding)
ExpiredES208115A2
(en)
Improvements in the manufacture of bearings to friction, of body of iron, especially for railways (Machine-translation by Google Translate, not legally binding)