Johan Petter Johansson

Johansson, Johan Petter (1853-1943), inventor, industrialist, Sweden.

Inventor of the modern adjustable wrench (what we in Sweden call a skiftnyckel), patents 1891 and 1892.

Project Runeberg, 2001-01-20 22:54 (aronsson) << Previous Next >> http://runeberg.org/authors/johanjom.html

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