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| Patents for Jacob Cist | |||||
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| Number | Date | Patentee | Title | Type | |
| 501X | Dec. 03, 1803 | J. Cist | Improvement in grinding painters' colors, printers' ink, etc. | paint grinding mills | |
| 946X | Oct. 28, 1808 | J. Cist | Black pigment or mineral black for printing ink or painting in oil or water | ||