| 4 results  | www.google.com/patents/US20100244333 A three-dimensional printer adapted to construct three dimensional objects is
disclosed. In an exemplary embodiment, the printer includes a ... |
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 | www.google.com/patents/US6102021 A baseball pitching machine is disclosed preferably employing a counterrotating
wheel type baseball launch subsystem pitching a series of ... |
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 | www.google.com/patents/US6026798 A baseball pitching machine is disclosed preferably employing a counterrotating
wheel type baseball launch subsystem pitching a series of ... |
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 | www.google.com/patents/WO1996003184A1?cl=en A baseball pitching machine is diclosed preferably employing a counter-rotating
wheel-type baseball launch subsystem (10) for selecting the ... |
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