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| Patents for Amasa Sizer | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,799X | Jan. 28, 1830 | J.L. Brainard, A. Sizer, J. Leonard, Jr. | Moulds for casting iron, brass, etc. | patternmaker | |
| 6,874X | Dec. 22, 1831 | A. Sizer | Coffee and spice mill | coffee mills | |