1912Invention of Control ValveNils Dalen
Invents the light controlled valve allowing lighthouses to operate automatically
Historical records for Sweden in 1912, rendered directly from the World History Database and ordered by month, day and event.
Invents the light controlled valve allowing lighthouses to operate automatically
Receives the Nobel Prize in Physics for automatic regulators used with gas accumulators in lighthouses and buoys.
This page is generated from stored World History Database records matching the exact country and year shown above. Exact duplicate display records are collapsed. Records without a month are listed after the monthly sections. Source provenance varies by record; formal academic citation should be checked against the relevant primary source, archive or specialist historical reference.