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Things tagged with 'patent'

(22 Things)
1872 Electro-Magnetic Engine Patent Model, Patent# 122,944 by Skimbal Jan 6, 2015
Tesla Patent No. 645,576 by ecafruoy Jul 4, 2014
Barn Door by Halcykon Jun 30, 2014
Mouse Trap by Halcykon Jun 30, 2014
Pigeon Starter by Halcykon Jun 30, 2014
Reversible Lounge by Halcykon Jun 30, 2014
Washing Machine by Halcykon Jun 30, 2014
TAKERBOT!!! STOP THIS!! by Iceflow May 29, 2014
Anti-Makerbot Logo by jesse May 28, 2014
Triplestruder - 3 colour filament swapping extruder by RifRaf Apr 21, 2014
U.S. Pat. No. 3,501,191 by fros1y May 10, 2012
U.S. Pat. No. 163,918 by fros1y Apr 28, 2012
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