The ILO-Motorenwerke in Pinneberg existed from 1911 to 1990 and were one of the biggest manufacturers of two-stroke engines in Germany.
ILO comes from the Esperanto word for "tool". The name was stylized as JLO in the company logo.
Wikipedia https://en.wikipedia.org/wiki/ILO-Motorenwerke
Address 12 An der Mühlenau, Pinneberg 25421, Germany
Coordinates 53°39'18.25" N 9°47'43.237" E