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| All Patents in class 405/186 | |||||
| Picture | Number | Date | Patentee | Title | |
| 5,834X | Feb. 18, 1830 | S.(. Short, N. Bradford | Diving armor (Sub-marine explorer) | ||
| 8,255X | Jun. 14, 1834 | L. Norcross | Elastic diving suit | ||
| 9,270X | Nov. 30, 1835 | J.R. Cambell | Diving dress | ||