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Title: "Ministrude" Plastic extrusion machine; 2 1/2" extrusion scr [Go to resource]
Description: "Ministrude" Plastic extrusion machine; 2 1/2" extrusion screw and sectioned barrel; 1 3/ 4" extrusion screw License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Identifier: 1980-450 Go to resource More Like this...
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