1892Adjustable WrenchJohan Petter Johansson
Develops the adjustable wrench with a movable parallel jaw.
Historical records for Sweden in 1892, rendered directly from the World History Database and ordered by month, day and event.
Develops the adjustable wrench with a movable parallel jaw.
Creates a versatile hand tool adopted internationally.
This page is generated from stored World History Database records matching the exact country and year shown above. Exact duplicate display records are collapsed. Records without a month are listed after the monthly sections. Source provenance varies by record; formal academic citation should be checked against the relevant primary source, archive or specialist historical reference.