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For sale: one filing cabinet
Concrete jet printers will print out houses from a cad file. Developed at USC, this project is getting financial backing from Caterpillar. NASA also interested. [video]
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![Concrete jet printers will print out houses from a cad file. Developed at USC, this project is getting financial backing from Caterpillar. NASA also interested. [video]](http://img.youtube.com/vi/TyOgDlUWfFE/0.jpg "Concrete jet printers will print out houses from a cad file. Developed at USC, this project is getting financial backing from Caterpillar. NASA also interested. [video]")
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