1932 – Volumetric pumps: Insuperabile
The first volumetric pumps arrived in Italy in 1932; two years later Bergomi started producing its Insuperabile (or Unsurpassable) model; from 1936 come the volumetric pumps by Siliam; and in that same year the first contometric display gauge, imported by the American Wayne, was approved by decree. The official documents of the epoch record a […]
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