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| All Patents in class 165/111 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 26,529 | Dec. 20, 1859 | A. Smith | Surface condenser for steam-engines | |
| 449,758 | Apr. 07, 1891 | N.L. Le Turcq des Rosiers | Process of Collecting the Aromatic and Volatile Substances from Coffee | ||
 | 552,095 | Dec. 31, 1895 | J.T. Dickson, E. Bretney | Gas-generator | |
 | 560,081 | May 12, 1896 | E. Bretney | Device for generating ammonia-gas | |