Van Berkel

Wilhelmus Adrianus van Berkel (1869-1952) was a butcher with an interest in mechanical engineering. He developed a machine with a rotating blade for slicing meat.
In 1898 Van Berkel established a factory in Rotterdam. During the First World War, production diversified to include trade scales, lathes, mechanical instruments in general and even aircraft.
Wilhelmus van Berkel died in Switzerland in 1952.
The above information is condensed from the Dutch Wikipedia entry.
The Van Berkel International company has headquarters in Italy.
Company website.