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| Patents Granted on 1836-08-31 | |||||
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| Number | Date | Patentee | Title | Type | |
| 17 | Aug. 31, 1836 | T. Blanchard | Machine for cutting out sheaves and pins and boring sheaves of ships' tackle-blocks | pulley making machines | |
| 18 | Aug. 31, 1836 | T. Blanchard | Machine for countersinking to receive bushes in the sheaves of ships' tackle-blocks | drilling and boring | |
| 19 | Aug. 31, 1836 | T. Blanchard | Machine for forming the cheeks of plank or made ships' tackle-blocks | molders | |