No351 - 1934 - Means for uniting a screw
This No351 - 1934 - Means for uniting a screw metal poster is part of the Legendary Patents collection. Perfect for vintage engineers, the stunning blue print celebrates the driver 351 patent. Featuring tools, inventions and means for uniting a screw, this piece honors the 1934 inventor.
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Each frame is 3D printed on metal.
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