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Title: Double armed pulley "Rodgers" patent, wrought iron [Go to resource]
Description: Double armed pulley "Rodgers" patent, wrought iron License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: belt drive pulley Temporal: 1938 to 1866 patent Source: Science Museum Creator: Hudswell Clarke & Co Identifier: 1938-60 Go to resource More Like this...
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