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| Date from | Date to | Holder | Source |
|---|---|---|---|
| 1815 | Paul Marie LerouxFrench Designer Ship Builder Service 1806-1853 | ref:673 | |
| 1816 | Antoine GeoffroyFrench (Lorient)Ship Builder Service 1790-1816 | ref:673 | |
| 1820 | 1824 | Louis Jean Baptiste BretocqFrench Designer Ship Builder Service 1794-1830 | ref:673 |
| 1823 | Jean Michel SegondatFrench (Lorient)Naval Sailor Designer Ship Builder Service 1790-1846 | ref:673 | |
| 1843 | Paul Marie LerouxFrench (Brest)Designer Ship Builder Service 1806-1853 | ref:673 | |
| 1848/07/12 | Gustave Benoit GarnierFrench Designer Ship Builder Administrator Service 1811-1858 | ref:673 | |
| 1869/06/10 | Louis Alexandre CorrardFrench Ship Builder Service 1837-1839 Decret of 10/06/1869
| ref:673 | |
| 1872/04/08 | Louis Alexandre CorrardFrench (Indret)Ship Builder Service 1837-1839 | ref:673 | |
| 1872/04/15 | Emile Charles Frédéric DorianFrench Ship Builder Service 1837-1878 | ref:673 | |
| 1873/11/03 | Jean Felix de RobertFrench Ship Builder Service 1838-1860 | ref:673 | |
| 1875/09/03 | 1880/09 | Marie Anne Louis de BussyFrench (Lorient)Ship Builder Service 1841-1889 as Chef du Service des Constructions | ref:673 |
| 1880/09 | 1883 | Marie Anne Louis de BussyFrench (Paris)Ship Builder Service 1841-1889 as Chef du Service des Constructions at the Minister . He built several steel vessels with more powerful machines and three lines of trees . | ref:673 |
| 1880/10/04 | Gustave Alexandre ZédéFrench Naval Sailor Ship Builder Service 1843-1876 | ref:631 |