| 2 results  | www.google.com/patents/US6459069 A product building system uses a stage movable in X-Y-Z directions for holding
and moving a product. A fixed laser is focused on a spot on the ... |
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 | www.google.com/patents/US6441338 A model building apparatus includes a beam delivery module and a stage
movable in the X, Y and Z directions. A feedstock holding ... |
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