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| Patents for Thomas Rowntree | |||||
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| Number | Date | Patentee | Title | Type | |
| GB-179,802,231 | May 01, 1798 | T. Rowntree | Heating boilers for engines | stationary boilers | |
| GB-180,402,754 | Mar. 23, 1804 | T. Rowntree | Machine for agitating and separating certain mixtures | churns | |