1961-1970

From a medium-sized company to an international group of companies

The RT 1000 crawler excavator "manufactured in Colmar" has an operating weight of 20 tons.

1961 First site in France

Big machines for big tasks

Prof. Dr. Weyres awards Hans Liebherr with an honorary doctorate at Aachen's technical university.

1964 Honorary doctorate for Hans Liebherr

1968 A positive balance sheet after two decades of growth

The beginning of the Liebherr mobile crane story: The AK 40 can lift up to six tons.

1969 From Ehingen to the whole wide world