| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 414/729 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 2,653,502 | Sep. 29, 1953 | H.J. Siekmann, W.R. Meyer | Work Handling Appparatus for Crankshaft Lathes | metalworking machine mechanisms | |
| 3,451,125 | Jun. 24, 1969 | R. Lehmkuhl | Automatic Tool Changer | workpiece changers and storage mechanisms | |
| 3,964,616 | Jun. 22, 1976 | T.W. Piotrowski | Machine Tool Interchange Arm | tool changers and storage mechanisms | |
| 3,990,585 | Nov. 09, 1976 | O.R. Johansson | Article Exchange Mechanism | tool changers and storage mechanisms | |