Matches in DBpedia 2014 for { ?s ?p Johan Petter Johansson (December 12, 1853–August 25, 1943), sometimes known as JP, was a Swedish inventor and industrialist. He invented a modern adjustable spanner (patents in 1891 and 11 May 1892). He obtained over 100 patents in total.He was born in Vårgårda in western Sweden, the oldest of six children in a crofter's family. His was first employed as an assistant operator of a steam engine at a local peat factory. He left Vårgårda at age 19, in 1873, for Motala to work as a navvy.. }
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- Johan_Petter_Johansson comment "Johan Petter Johansson (December 12, 1853–August 25, 1943), sometimes known as JP, was a Swedish inventor and industrialist. He invented a modern adjustable spanner (patents in 1891 and 11 May 1892). He obtained over 100 patents in total.He was born in Vårgårda in western Sweden, the oldest of six children in a crofter's family. His was first employed as an assistant operator of a steam engine at a local peat factory. He left Vårgårda at age 19, in 1873, for Motala to work as a navvy.".