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Overview
All data
16 statements · 0% with external sources · numbers in brackets are citations
On other databases
6 identifiers linking John Patch across the web's reference databases
16 statements · 0% with external sources · numbers in brackets are citations
6 identifiers linking John Patch across the web's reference databases
From Wikipedia, the free encyclopedia · Read full article · Text CC BY-SA 4.0
John Patch was a Nova Scotian fisherman who invented one of the first versions of the screw propeller.